asmosia vii asmosia vii - Università Iuav di Venezia
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asmosia vii asmosia vii - Università Iuav di Venezia
BCH suppl_51couverture 7/9/09 5:11 PM Page 1 BCH Supplément 51 41. Les Italiens dans le monde grec (IIe siècle av. J.-C.-Ier siècle ap. J.-C.). Circulation, dénomination, intégration. Actes de la Table ronde organisée à l’École Normale Supérieure, Paris, 14-16 mai 1998, édités par Claire HASENOHR et Christel MÜLLER (2002). 42. Recherches franco-albanaise I. L’Albanie dans l’Europe préhistorique, Actes du colloque de Lorient organisé par l’École française d’Athènes et l’Université de Bretagne-Sud, Lorient 8-10 juin 2000, édités par Gilles TOUCHAIS et Josette RENARD (2002). 43. Le Néolithique de Chypre, Actes du colloque international organisé par le Département des Antiquités de Chypre et l’École française d’Athènes, Nicosie 17-19 mai 2001, édités par Jean GUILAINE et Alain LE BRUN, avec la collaboration d’Odile DAUNE-LE BRUN (2003). 44. Les Messéniens de 370/369 au Ier siècle de notre ère. Monnayage et histoire, par Catherine GRANDJEAN (2002). 45. La sculpture architecturale byzantine dans le thème de Nikopolis du Xe au début du XIIIe siècle (Épire et Étolie-Acarnanie et Sud de l’Albanie), par Catherine VANDERHEYDE (2005). 46. Mythos. La préhistoire égéenne du XIXe au XXIe siècle après J.-C. Actes de la table ronde internationale d’Athènes (21-23 novembre 2002), édités par Pascal DARCQUE, Michael FOTIADIS et Olga POLYCHRONOPOULOU (2006). 47. Études d’archéologie délienne, par Philippe BRUNEAU, Recueil d’articles rassemblés et indexés par Jean-Charles MORETTI (2006). 48. La sculpture des Cyclades à l’époque archaïque. Histoire des ateliers, rayonnement des styles, Actes du colloque international, organisé par l’Éphorie des Antiquités préhistoriques et classiques des Cyclades et l’École française d’Athènes (7-9 septembre 1998), édités par Y. KOURAYOS et Fr. PROST (2008). 49. La Sculpture Byzantine VIIe – XIIe siècle, Actes du colloque international, organisé par la 2e Éphorie des Antiquités byzantines et l’École française d’Athènes (6-8 septembre 2000), édités par Charalambos PENNAS et Catherine VANDERHEYDE (2008). 50. La gigantomachie de Pergame ou l’image du monde, par Françoise-Hélène MASSA-PAIRAULT (2007). 51 Supplément Ce volume comprend les textes des communications d’ASMOSIA VII, 7 cone férence internationale de l’Association pour l’étude du marbre et des autres pierres dans l’Antiquité (Association for the Study of Marble and Other Stones in Antiquity), qui s’est tenue dans l’île de Thasos, en Grèce. Les thèmes abordés dans ces communications sont à la pointe du domaine interdisciplinaire où se rejoignent la science, l’archéologie et l’histoire de l’art ; ils reflètent un large spectre de la recherche sur les pierres, depuis la carrière jusqu’au produit décoré dans son état final. Les sujets plus particulièrement abordés sont les suivants : (1) Considérations archéologiques et emploi du marbre ; (2) Carrières, techniques d’extraction, géologie et propriétés de la pierre ; (3) Identification de provenance et caractérisation : le marbre ; (4) Identification de provenance et caractérisation : autres pierres ; (5) Techniques et développements ; (6) Bases de données ; (7) Propriétés de la pierre – Vieillissement –Restauration et (8) Pigments et peintures sur marbre. This book contains the papers submitted to ASMOSIA VII, which is the 7th In- ternational Conference of the Association for the Study of Marble and Other Stones in Antiquity. The conference was held in the island of Thassos, Greece. The subjects of the papers represent the state-of-the-art in the interdisciplinary field of Science and Archaeology and Art-History and reflect a very broad range of research and applications on stone, from the quarry to the final decorated object. In particular, the subjects cover: (1) Archaeological considerations and use of marble, (2) Quarries, Quarrying Techniques, Geology and Stone properties, (3) Provenance Identification and Characterisation: Marble, (4) Provenance Identification and Characterisation: Other stones, (5) Techniques and Developments, (6) Databases, (7) Stone Properties – Weathering – Restoration and (8) Pigments and paintings on marble. ASMOSIA VII BULLETIN DE CORRESPONDANCE HELLÉNIQUE, SUPPLÉMENTS BCH ASMOSIA VII Actes du VII e colloque international de l’ASMOSIA Thasos 15-20 septembre 2003 Proceedings of the 7th International Conference of Association for the Study of Marble and Other Stones in Antiquity Thassos 15-20 september, 2003 Études réunies par Yannis MANIATIS É C O L E F R A N Ç A I S E D ´ A T H È N E S B U L L E T I N D E C O R R E S P O N D A N C E H E L L É N I Q U E BCHSuppl51pdtitre 7/9/09 2:46 PM Page 1 BCHSuppl51pdtitre 7/9/09 2:46 PM Page 3 ASMOSIA VII BCHSuppl51pdtitre 7/9/09 2:46 PM Page 4 É C O L E F R A N Ç A I S E D ’ A T H È N E S Directeur des publications : Dominique Mulliez Adjointe aux publications : Catherine Aubert Révision et mise au point des textes : Y. Maniatis L’École française d’Athènes, qui a contribué à l’organisation de la rencontre ASMOSIA VII à Thasos, avec le centre Dimokritos, la 18e éphorie des antiquités préhistoriques et classiques de Kavala et l’IGME, a pris en charge la totalité du coût de fabrication des actes dans sa collection, mais a autorisé à titre exceptionnel Yannis Maniatis à recourir aux normes éditoriales anglo-saxonnes. Pré-presse et photogravure : Coordination de la fabrication : Impression, reliure : Conception graphique de la couverture : EFA Velissarios Anagnostopoulos, Thymeli s.n.c. EFA, Velissarios Anagnostopoulos Break In s.a. EFA, Velissarios Anagnostopoulos Dépositaire : De Boccard Édition-Diffusion – 11, rue de Médicis, F – 75006 Paris, www.deboccard.com © École française d’Athènes, 2009 – 6, rue Didotou, GR – 10680 Athènes, www.efa.gr ISBN 978-2-86958-207-1 Reproduction et traduction, même partielles, interdites sans l’autorisation de l’éditeur pour tous pays, y compris les États-Unis. BCHSuppl51pdtitre 7/9/09 2:46 PM Page 5 BCH 51 Supplément ASMOSIA VII Actes du VIIe colloque international de l’ASMOSIA Organisé par l'École française d'Athènes, le National Center for Scientific Research “DIMOKRITOS”, la 18e éphorie des antiquités préhistoriques et classiques (Kavala) et l’Institute of Geology and Mineral Exploration Thasos, 15-20 septembre 2003 Proceedings of the 7th International Conference of Association for the Study of Marble and Other Stones in Antiquity organized by the French School of Athens, the National Center for Scientific Research “DIMOKRITOS”, the 18th Ephoreia of Prehistoric and Classical Antiquities (Kavala) and the Institute of Geology and Mineral Exploration Thassos, september 15-20, 2003 Études réunies par Yannis MANIATIS B U L L E T I N D E C O R R E S P O N D A N C E H E L L É N I Q U E BCHSuppl51pdtitre 7/9/09 2:46 PM Page 6 BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page VII CONTENTS Préface Yannis Maniatis .............................................................................................................................................................................................................................................................................. XIII-XVI ABBREVIATIONS IN BIBLIOGRAPHY .................................................................................................................................................................................................................................... XVII SPECIAL INTRODUCTORY TALK Ch. KOUKOULI-CHRYSANTHAKI and S. PAPADOPOULOS .................................................................................................................................................................................................1-18 The island of Thassos and the Aegean in the Prehistory PART I: ARCHAEOLOGICAL CONSIDERATIONS – USE OF MARBLE Th. STEFANIDOU-TIVERIOU ......................................................................................................................................................................................................................................................................................... 19-29 Thassian marble: A connection between Thassos and Thessaloniki E.J. WALTERS .......................................................................................................................................................................................................................................................................................................................................... 31-41 Thassian Julius Caesar G.E BORROMEO, J.J. HERRMANN, Jr. and N. HERZ ............................................................................................................................................................................................................ 43-51 Macedonian workmanship on a Thassian marble Hadrian in Providence? J. C. FANT .................................................................................................................................................................................................................................................................................................................................................... 53-57 White marbles in the summer triclinium of the casa del Bracciale d’Oro, Pompeii J.J. HERRMANN, Jr. and R.H. TYKOT ............................................................................................................................................................................................................................................................ 59-75 Some products from the Dokimeion quarries: craters, tables, capitals and statues P.A. BUTZ ..................................................................................................................................................................................................................................................................................................................................................... 77-87 The Naxian Colossus at Delos: “Same Stone” A. BETORI, M. GOMEZ SERITO and P. PENSABENE ............................................................................................................................................................................................................. 89-102 Investigation of marbles and stones used in Augustean monuments of western alpine provinces (Italy) F. BIANCHI and M. BRUNO .................................................................................................................................................................................................................................................................................... 103-111 Flavian amphitheatre: The Cavea and the Portico; Comments about the quality, quantity and the working of its marbles O. PALAGIA, Y. MANIATIS, E. DOTSIKA and D. KAVOUSSANAKI ........................................................................................................................................................... 113-132 New investigations on the pedimental sculptures of the “Hieron” of Samothrace: A preliminary report V. GAGGADIS-ROBIN, Y. MANIATIS, C. SINTÈS, D. KAVOUSSANAKI and E. DOTSIKA ...................................................................................... 133-146 Provenance investigation of some marble sarcophagi from Arles with stable isotope and maximum grain sizes analysis BCH Suppl. 51 BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page VIII L. COOK and I. THOMAS ........................................................................................................................................................................................................................................................................................... 147-157 Faustino Corsi and the coloured marbles of Derbyshire F. VAN KEUREN, L.P. GROMET and N. HERZ .......................................................................................................................................................................................................................... 159-174 Three mythological sarcophagi at the RISD Museum: Marble provenances and iconography PART II: QUARRIES, QUARRYING TECHNIQUES, GEOLOGY AND STONE PROPERTIES J.A. HARRELL ................................................................................................................................................................................................................................................................................................................................ 175-186 The Bokari granodiorite quarry in Egypt’s eastern desert E. BLOXAM, P. STOREMYR and T. HELDAL .................................................................................................................................................................................................................................... 187-201 Hard stone quarrying in the Egyptian old Kingdom (3rd Millennium BC): rethinking the social organization T. ENDO and S. NISHIMOTO ............................................................................................................................................................................................................................................................................... 203-210 The ancient Egyptian quarry at Dibabiya D. KLEMM and R. KLEMM ...................................................................................................................................................................................................................................................................................... 211-225 Pharaonic limestone quarries in Wadi Nakhla and Deir Abu Hennis, Egypt T. HELDAL, P. STOREMYR, E. BLOXAM, I. SHAW, R. LEE and A. SALEM ....................................................................................................................................... 227-241 GPS and GIS methodology in the mapping of Chephren’s quarry, Upper Egypt: a significant tool for documentation and interpretation of the site P. STOREMYR, T. HELDAL, E. BLOXAM and J.A. HARRELL ................................................................................................................................................................................. 243-256 New evidence of small-scale Roman basalt quarrying in Egypt: Widan el Faras in the northern Faiyum desert and Tilal Sawda by El-Minya P. STOREMYR and T. HELDAL .............................................................................................................................................................................................................................................................................. 257-271 Ancient stone quarries: Vulnerable archaeological sites threatened by modern development P. HADJIDAKIS, D. MATARANGAS and M. VARTI-MATARANGAS .............................................................................................................................................................. 273-288 Ancient quarries in Delos, Greece M. WURCH-KOZELJ et T. KOZELJ ............................................................................................................................................................................................................................................................... 289-307 Quelques sarcophages rectangulaires d’époque impériale, des carrières thasiennes aux nécropoles de Thasos K. LASKARIDIS and V. PERDIKATSIS ........................................................................................................................................................................................................................................................... 309-317 Characterisation of the timeless white marble and quarrying activity in Thassos PART III: PROVENANCE IDENTIFICATION AND CHARACTERISATION (MARBLE) F. GABELLONE, M.T. GIANNOTTA and A. ALESSIO ........................................................................................................................................................................................................ 319-331 The Torre Sgarrata wreck (South Italy): Marble artefacts in the cargo BCH Suppl. 51 BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page IX A. CALIA, M.T. GIANNOTTA, L. LAZZARINI and G. QUARTA ...................................................................................................................................................................... 333-342 The Torre Sgarrata wreck: Characterization and provenance of white marble artefacts in the cargo D. ATTANASIO, S. KANE and N. HERZ ............................................................................................................................................................................................................................................... 343-356 New isotopic and EPR data for 22 sculptures from the extramural sanctuary of Demeter and Persephone at Cyrene D. ATTANASIO, G. MESOLELLA, P. PENSABENE, R. PLATANIA and P. ROCCHI .................................................................................................................. 357-369 EPR and Petrographic provenance of the architectural white marbles of three buildings at Villa Adriana T. CRAMER, K. GERMANN and W.–D. HEILMEYER ...................................................................................................................................................................................................... 371-383 Marble objects from Asia Minor in the Berlin collection of classical antiquities: stone characteristics and provenance M. BRUNO, C. GORGONI and P. PALLANTE ............................................................................................................................................................................................................................... 385-398 On the provenance of white marbles used in the baths of Caracalla in Rome M. FISCHER ...................................................................................................................................................................................................................................................................................................................................... 399-412 Marble from Pentelicon, Paros, Thasos and Proconnesus in ancient Israel: an attempt at a chronological distinction Y. MANIATIS, P. SOTIRAKOPOULOU, K. POLIKRETI, E. DOTSIKA and E. TZAVIDOPOULOS ........................................................................ 413-437 The “Keros Hoard”: Provenance of the figurines and possible sources of marble in the Cyclades Y. MANIATIS, S. PAPADOPOULOS, E. DOTSIKA, D. KAVOUSSANAKI and E. TZAVIDOPOULOS .............................................................. 439-449 Provenance investigation of Neolithic marble vases from Limeraria, Thassos: Imported marble to Thassos? M. UNTERWURZACHER, H. STADLER and P. MIRWALD ......................................................................................................................................................................................... 451-458 Provenance study of Roman marble artefacts of an excavation near Oberdrauburg (Carinthia, Austria) L. LAZZARINI ................................................................................................................................................................................................................................................................................................................................. 459-484 The distribution and re-use of the most important coloured marbles in the provinces of the Roman Empire M. MARIOTTINI, E. CURTI and E. MOSCETTI ...................................................................................................................................................................................................................... 485-493 The taste of the marbles in Roman villae (Tiburtina-Nomentana) L. LAZZARINI and S. CANCELLIERE .......................................................................................................................................................................................................................................................... 495-508 Marmor Thessalicum (verde antico): Source, distribution and characterization P. LAPUENTE, B. TURI and Ph. BLANC ................................................................................................................................................................................................................................................ 509-522 Marbles and coloured stones from the theatre of Caesaraugusta (Hispania): Preliminary study R.H. TYKOT, G.E. BORROMEO, C. CORRADO-GOULET and K. SEVERSON ....................................................................................................................... 523-532 Marble sculptures from the Rhode Island School of Design: Provenance studies using stable isotope and other analysis BCH Suppl. 51 BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page X J. J. HERRMANN, Jr., R. NEWMAN and A. VAN DEN HOEK ............................................................................................................................................................................... 533-545 Identifying Dolomitic Marble 2000-2003: The Capitoline Museums, New York, and SomnusHypnos in Urbisaglia PART IV: PROVENANCE IDENTIFICATION AND CHARACTERISATION (OTHER STONES) R. BUGINI and L. FOLLI ............................................................................................................................................................................................................................................................................................... 547-557 On tesserae of Roman mosaics in Lombardy (Italy) E. Roffia, R. Bugini and L. Folli .................................................................................................................................................................................................................................................................. 559-570 Stone materials of the Roman villas around lake Garda (Italy) P. DEGRYSE, P. MUCHEZ, E. TROGH and M. WAELKENS ...................................................................................................................................................................................... 571-580 The natural building stones of Helenistic to Byzantine Sagalassos: Provenance determination through stable isotope geochemistry Ø.J. JANSEN, T. HELDAL, R.B. PEDERSEN, Y. RONEN and S.H.H. KALAND ...................................................................................................................... 581-595 Provenance of soapstone used in medieval buildings in the Bergen region, Western Norway B. MORONI, I. BORGIA, M. PETRELLI and P. LAPUENTE ....................................................................................................................................................................................... 597-613 Archaeometry of chert tools: For a non-destructive geochemical approach J. CASSAR .............................................................................................................................................................................................................................................................................................................................................. 615-626 Classifying Maltese prehistoric limestone megaliths by means of geochemical data F. ANTONELLI, L. LAZZARINI, S. CANCELLIERE and A. SOLANO .............................................................................................................................................................. 627-643 “Granito del Foro” and “Granito di Nicotera”: Archaeometric problems O. ÖZBEK ............................................................................................................................................................................................................................................................................................................................................ 645-656 The prehistoric ground stone implements from Yartarla: The preliminary results of a geoarchaeological study in Tekirdag region (Eastern Thrace) S. CHLOUVERAKI and S. LUGLI ....................................................................................................................................................................................................................................................................... 657-668 Gypsum: A jewel in Minoan palatial architecture; Identification and characterization of its varieties L. LAZZARINI and F. ATHANASIOU ............................................................................................................................................................................................................................................................ 669-676 The discovery of the Greek origin of the “Breccia policroma della Vittoria” PART V: TECHNIQUES AND DEVELOPMENTS J. ZÖLDFÖLDI and Zs. KASZTOVSZKY .................................................................................................................................................................................................................................................. 677-691 Provenance study of Lapis Lazuli by non-destructive prompt gamma activation analysis (PGAA) F. BIRICOTTI and M. SEVERI ................................................................................................................................................................................................................................................................................ 693-698 A new non-destructive methodology for studying the internal structure of white marble of artistic and archaeological interest BCH Suppl. 51 BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page XI PART VI: DATABASES S. PIKE ....................................................................................................................................................................................................................................................................................................................................................... 699-708 A stable isotope database for the ancient white marble quarries of Mount Pentelikon, Greece G. KOKKOROU-ALEVRAS, E. POUPAKI, A. CHATZICONSTANTINOU and A. EFSTATHOPOULOS ......................................................... 709-718 Corpus of ancient Greek quarries B. SZÉKELY and J. ZÖLDFÖLDI ........................................................................................................................................................................................................................................................................ 719-734 Fractal analysis and quantitative fabric analysis database of West Anatolian white marbles PART VII: STONE PROPERTIES – WEATHERING – RESTORATION A. TSIKOURAS, K. MIHOPOULOS, K. HATZIPANAGIOTOU and N. NINIS .................................................................................................................................. 735-743 Correlations of mineralogy and physical properties for stones used in the building and the restoration of the Asklepieion at Epidauros I. PAPAYIANNI and M. STEFANIDOU ....................................................................................................................................................................................................................................................... 745-752 Study of the behaviour of Serpentinite stones used for the construction of ancient Dioklitianoupoli in Northern Greece M. GREENHALGH .................................................................................................................................................................................................................................................................................................................. 753-764 Where have all the columns gone? The loss and reuse of antiquities in the Eastern Mediterranean K. KOUZELI, and E. ZGOULETA ...................................................................................................................................................................................................................................................................... 765-776 Gypsum at the Minoan site of Knossos: Types and deterioration L. GIORDANI, M. ODDONE, and S. MELONI .......................................................................................................................................................................................................................... 777-786 Instrumental Neutron Activation Analysis of the marble façade of the Certosa di Pavia: Materials provenancing and problematics related to decay K. POLIKRETI, and Y. MANIATIS .................................................................................................................................................................................................................................................................... 787-798 Ionic and charge mobility on weathered marble surfaces, studied by EPR spectroscopy PART VIII: PIGMENTS AND PAINTINGS ON MARBLE B. BOURGEOIS and Ph. JOCKEY ...................................................................................................................................................................................................................................................................... 799-809 Polychrome Hellenistic sculpture in Delos: Research on surface treatments of ancient marble sculpture - Part II A. G. KARYDAS, H. BRECOULAKI, B. BOURGEOIS and Ph. JOCKEY .................................................................................................................................................... 811-829 In-situ X-Ray Fluorescence analysis of raw pigments and traces of polychromy on Hellenistic sculpture at the archaeological museum of Delos BCH Suppl. 51 BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page XII BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page XIII PRÉFACE L’acronyme ASMOSIA désigne l’Association pour l’étude du marbre et autres pierres dans l’Antiquité (Association for the Study of Marble and Other Stones in Antiquity), fondée lors d’un atelier de recherche avancée de l’OTAN qui s’est tenu à l’hôtel Il Ciocco, à Lucca, en Italie, du 9 au 13 mai 1988. L’atelier était intitulé : Le marbre en Grèce ancienne et à Rome : Géologie, carrières, commerce et artefacts. Il fut suivi par une cinquantaine de participants qui représentaient de nombreuses professions : des physiciens, travaillant dans le domaine de l’archéométrie, des archéologues, des historiens de l’art et des conservateurs. Il fut organisé par Marc Waelkens et Norman Herz avec le but affiché d’encourager les projets associant scientifiques, historiens de l’art et autres pour une meilleure compréhension des questions relevant de l’usage de la pierre par les Anciens. À la suite de cet atelier, une série de rencontres fut programmée tous les deux ans et demi environ : la seconde rencontre eut lieu du 16 au 20 octobre 1990 à Louvain, en Belgique ; la troisième du 17 au 19 mai 1993 à Athènes, en Grèce ; la quatrième du 9 au 13 octobre 1995 à Bordeaux, en France ; la cinquième du 11 au 15 juin 1998 à Boston, aux États-Unis ; la sixième du 15 au 18 juin 2000 à Venise, en Italie ; la septième du 15 au 20 septembre 2003 à Liménas, sur l’île de Thasos, en Grèce. Cette série de colloques fait partie intégrante de l’association ASMOSIA : ils ont pour objectif de promouvoir la collaboration entre les sciences, l’archéologie et l’histoire de l’art pour une meilleure compréhension de l’exploitation, du transport, du traitement et de l’emploi de la pierre brute dans l’Antiquité. La publication des actes a été bien accueillie à la fois par les historiens de l’art, les archéologues et la communauté scientifique, comme par les corps de conservateurs; elle a contribué à susciter une coopération interdisciplinaire sans cesse élargie. Dans la mesure où, avant la création de l’association, cette coopération était minimale, ce fut là, en fait, un progrès décisif. Pour la bonne organisation et la publication de ces rencontres, on a également eu la chance de bénéficier du soutien financier d’agences nationales et internationales, comme la fondation Samuel H. Kress Foundation, l’OTAN, etc. Le nombre de membres de l’association a plus que quadruplé, passant de 50 en 1988 à environ 250 aujourd’hui, représentant 25 pays. En dehors des actes de colloques, ASMOSIA publie également à raison de deux fois par an l’ASMOSIA Newsletter. À ce jour, ce domaine de la recherche a fait preuve d’importantes avancées dans la mesure où les sources matérielles dont on dispose pour l’usage du marbre et des autres pierres dans l’Antiquité ont été largement étudiées et où les matériaux eux-mêmes ont fait l’objet de caractérisations géologiques et physico-chimiques. Les bases de données avec leurs paramètres analytiques se sont développées et les BCH Suppl. 51 BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page XIV caractéristiques de différents types de pierres brutes se sont accumulées. Bien des problèmes archéologiques ou relevant de l’histoire de l’art trouvent désormais une meilleure réponse et une meilleure explication par le recours aux analyses scientifiques et aux bases de données, qu’il s’agisse de la provenance, de l’identification, de la diffusion, du traitement, des assemblages et de la préservation d’importants artefacts. Le 7e colloque international de l’association ASMOSIA s’est tenu à Liménas, la ville principale et le port de l’île de Thasos, en Grèce. Il a été organisé par le laboratoire d’archéométrie-NCSR « Demokritos », l’École française d’Athènes, la 18e éphorie des antiquités préhistoriques et classiques, l’IGME (Institute of Geology and Mineral Exploration). Le comité d’organisation, composé de Y. Maniatis, K. Polikreti, Z. Bonias, S. Papadopoulos, T. Kozelj, M. Wurch-Kozelj et M. Varti-Mataranga, tient à adresser ses remerciements à la Municipalité de Thasos qui a mis à disposition la salle de conférences du « Kalogeriko » et a tout mis en œuvre pour faciliter le bon déroulement du colloque, le ministère grec de la culture et le ministère grec de l’Égée ainsi que l’Association des entreprises du marbre de Thrace et de Macédoine pour leur soutien financier. Ce volume réunit les contributions présentées au 7e colloque international de l’association ASMOSIA. Les thèmes abordés dans ces communications sont à la pointe du domaine interdisciplinaire où se rejoignent les sciences, l’archéologie et l’histoire de l’art ; ils reflètent un large spectre de la recherche poursuivie sur les pierres grâce à la coopération des sciences et des humanités. En particulier, les thèmes abordés recouvrent presque tous les aspects qui concernent la pierre depuis la carrière jusqu’au produit décoré dans son état final, sans exclure les questions du vieillissement et de la restauration. Tous les textes soumis pour publication dans ces actes ont fait l’objet d’une révision attentive par un ou plusieurs réviseurs, ce qui en garantit le haut niveau, le caractère innovant et la portée scientifique. En la matière, nous exprimons nos sincères remerciements aux membres du comité exécutif de l’association ASMOSIA, N. Herz, L. Lazzarini, P. Storemyr, J.J. Herrmann Jr., Ph. Jockey, S. Kane, J. Harrell, ainsi qu’aux members du comité scientifique du colloque qui ont apporté leur concours à la difficile révision des textes présentés dans ce volume. En outre, nous voulons remercier V. Zatta, secrétaire de l’Institute of Materials Science-NCSR « Demokritos » pour son aide dans le traitement des actes et les étudiants-chercheurs du laboratoire d’archéométrie-NCSR « Demokritos » D. Tambakopoulos et M. Maniati pour leur aide dans l’organisation et la relecture des épreuves. Nous tenons aussi à exprimer notre plus profonde gratitude à l’École française d’Athènes et, en particulier, à son directeur, le professeur D. Mulliez : l’École française d’Athènes, en effet, a supporté la totalité du coût de fabrication et du travail de publication des actes dans le Supplément 51 du Bulletin de Correspondance Hellénique. Nos remerciements vont également à Sandrine Huber, ancienne adjointe aux publications de l’École française d’Athènes, et à Catherine Aubert, qui lui a succédé à ce poste, pour la part qu’elles ont prise dans l’élaboration de la publication. Yannis Maniatis Président de l’association ASMOSIA BCH Suppl. 51 BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page XV PREFACE ASMOSIA stands for the Association for the Study of Marble and Other Stones in Antiquity and was founded at a NATO sponsored Advanced Research Workshop held at Il Ciocco, Lucca, Italy, 9-13 May, 1988. The Workshop was entitled, “Marble in Ancient Greece and Rome: Geology, Quarries, Commerce, Artifacts” and was attended by fifty persons representing many varied professions: physical scientists working in Archaeometry, archaeologists, art historians, and conservators. It was organized by Marc Waelkens and Norman Herz with the avowed goal of encouraging collaborative projects among scientists, art historians and others in order to better understand the problems associated with ancient man’s use of stone. Following that a series of meetings were held scheduled approximately every two and a half year: the second meeting was held October 16-20, 1990 in Leuven, Belgium; the third May 17-19, 1993, in Athens, Greece; the fourth October 9-13, 1995 in Bordeaux, France; the fifth June 11-15, 1998, in Boston, USA; the sixth June 15-18, 2000 in Venice, Italy; and the seventh in September 15-20, 2003 at Limenas on the Island of Thassos, Greece. These series of conferences form an integral part of the Association for the Study of Marble and Other Stones Used in Antiquity (ASMOSIA) and their aim is to promote the combined scientific, archaeological and art-historical research for a better understanding of the exploration, transportation, treatment and use of stone raw materials in Antiquity. The publications of the proceedings have been well received by both the art historical, archaeological, and scientific, as well as museum communities and have helped to inspire an ever increasing interdisciplinary cooperation. Since previous to ASMOSIA, such cooperation was minimal, this has indeed been a great accomplishment. We have also been fortunate in receiving financial support for our meetings and publications from national and international agencies, such as the Samuel H. Kress Foundation, NATO etc. Membership in ASMOSIA has grown over four-fold, from under 50 in 1988 to about 250 now and representing 25 countries. Publications apart from the conference proceedings include the currently twice-yearly ASMOSIA Newsletter. Today, the field has witnessed important advances as the raw material sources for marble and other stones used in Antiquity have been studied to a great extend and the materials have been characterised geologically and physicochemically. The databases with analytical parameters have been expanding and experience with the characteristics of different types of raw stone materials has been accumulating. Many archaeological and art-historical problems can now be better resolved and explained using the advanced scientific methods and databases. Such problems may be related to provenance, identification, movement, treatment, assemblages and preservation of important artifacts. BCH Suppl. 51 BCHSuppl_51_contensPreface 6/5/09 9:41 AM Page XVI The 7th International ASMOSIA Conference was held at Limenas, the main town and harbour of the island of Thassos, Greece. It was organized by the Laboratory of Archaeometry-NCSR “Demokritos”, the French School at Athens, the 18th Ephoreia of Prehistoric and Classical Antiquities and the Institute of Geology and Mineral Exploration. The Organizing Committee, Y. Maniatis, K. Polikreti, Z. Bonias, S. Papadopoulos, T. Kozelj, M. Wurch-Kozelj and M. Varti-Mataranga would like to thank and acknowledge the Municipal Authorities of Thassos for providing the Conference building “Kalogeriko” and all the necessary facilities in order to make this Conference possible, the financial support of the Greek Ministry of Culture, the financial support of the Greek Ministry of the Aegean and the financial support of the Association of Marble Enterprises of Macedonia and Thrace. This book contains the papers submitted to the 7th International ASMOSIA Conference. The subjects of the papers represent the state-of-the art in the field and reflect a very broad range of research and applications carried out in cooperation between the sciences and the humanities. In particular, the subjects cover almost everything on stone from the quarry to the final decorated object, including even aspects of weathering and restoration. All the papers submitted for publication in these proceedings went under a peer reviewing process by one or more reviewers. This guarantees that the papers published in this volume are of high standards, innovative and scientifically sound. For this, we expresses his sincere thanks to the Executive Committee of ASMOSIA, N. Herz, L. Lazzarini, P. Storemyr, J.J. Herrmann Jr., Ph. Jockey, S. Kane, J. Harrell, and the Scientific Committee of the Conference and also to other professional colleagues who helped with the difficult task of reviewing the papers presented in this volume. In addition, we want to thank Mrs V. Zatta, the Secretary of the Institute of Materials Science of NCSR “Demokritos” for her help in processing the proceedings and the research students of the Laboratory of Archaeometry-NCSR “Demokritos” Mr. D. Tambakopoulos and Mrs. M. Maniati for their help in organising and proof readings of the papers. We also expresses his deepest gratitude to the French School at Athens and particularly to its Director prof. D. Mulliez for undertaking the full cost and effort of publication of the proceedings as Supplement 51 of the Bulletin de Correspondance Hellénique. Thanks are also due to Mrs. S. Huber, former publication officer of the French School, and Mrs. C. Aubert, present publication officer, for organizing the publication. Yannis Maniatis Current President of ASMOSIA BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 627 “GRANITO DEL FORO ” AND “GRANITO DI NICOTERA”: ARCHAEOMETRIC PROBLEMS F. ANTONELLI1, L. LAZZARINI1, S. CANCELLIERE1 and A. SOLANO2 1. Laboratorio di Analisi dei Materiali Antichi - DSA - Università Iuav di Venezia, Venezia 2. Museo Archeologico di Nicotera, Nicotera (VV ) ABSTRACT Granitoid rocks were among the most frequently used stone materials for columns and pillars during the Roman period; when employed in Rome and the Mediterranean Provinces they were mainly quarried in Egypt, in Asia Minor and in Italy. Some of these rocks show very similar macroscopic features so it is often very difficult to tell them apart with the naked eye. This is the case with the "Granito del Foro” (or Marmor Claudianum), from the Gebel Fatireh, in the Eastern Egyptian Desert, and the “Granito di Nicotera” (Calabria, Italy), both exploited from the 1st century AD onwards. Both feature medium grain size and white-greyish colour with black patches. In order to obtain a certain microscopic and geochemical discrimination of these rocks, and to provide the first known petrographic classification of the "Granito di Nicotera", a comprehensive mineralogical, petrographic and geochemical investigation was performed on several samples from the quarry. The results were compared with the corresponding data known for Marmor Claudianum in the literature. They indicate that a good differentiation between the "Granito del Foro” and "Granito di Nicotera" is possible based on mineralogical composition (i.e. significant presence of hornblende in the first and of muscovite in the second) and geochemical characters (i.e. peraluminous index and trace elements). KEYWORDS: GRANITO DI NICOTERA, ANCIENT QUARRIES, PETROGRAPHY, GEOCHEMISTRY, MARMOR CLAUDIANUM, DIFFERENTIATION. INTRODUCTION In Roman times, granites and, more in general, granitoid rocks, were widely used in the Mediterranean area for ornamental purposes and especially, given their intrinsic good physical and mechanical characteristics, for columns and pillars. Starting from the 1st century BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 628 628 F. ANTONELLI, L. LAZZARINI, S. CANCELLIERE and A. SOLANO GE GS GG MT MM Granito di Nicotera CAIRO Fig. 1. — Map of the main Roman sources of granitoid rocks. GS - Granito Sardo from Sardinia GG - Granito del Giglio from Giglio island GE - Granitello Antico from Elba island MT - Marmo Troadense MM - Marmo Misio GC - Granito della Colonna GVFB - Granito Verde Fiorito di Bigio GBN - Granito Bianco e Nero GFw - Granite of W. Fawakhir S - Sienite D - Diorite HURGADA GC GVFB GBN Granito del Foro QENA GFw S D ASWAN A.D. the main source areas of granitoid rocks were Egypt (Assuan and the Eastern Desert), Asia Minor (North-Western Turkey) and Italy (the Islands of Elba, Giglio and Sardinia and Nicotera) (fig. 1). There were also some extraction sites of local relevance such as Galicia in Spain and Felsberg in Germany. Some of these rocks show very similar macroscopic features and therefore they are not easily distinguishable with the naked eye. For example it is worth quoting cases like the so-called “Syenite of Assuan” and some varieties of “Sardinian granite” (GALETTI et al. 1992) or Elban and Mysian granites (DE VECCHI et al. 2000). Here, we focus on the case of “Granito del Foro”, better known as Marmor Claudianum, and “Granito di Nicotera”. The first comes from the Eastern Egyptian Desert, while the latter was extracted, starting from the 1st century A.D., in the vicinity of the small town of Nicotera in Calabria (Italy). These two rocks are macroscopically very similar and can easily be mistaken even by experts. The holotypes typically have a common medium grain-size (1.4-2 mm) and their colour is a mix of white and grey with black spots (fig. 2). In order to differentiate these two lithotypes and to give essential information and a correct BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 629 Mediterranean Sea EGYPTIAN EASTERN DESERT ISRAEL 629 JO RD ON “GRANITO DEL FORO ” AND “GRANITO DI NICOTERA”: ARCHAEOMETRIC PROBLEMS Re r ve Ri EGYPT le Ni d Se LIBYA SAUDI ARABIA a enlarged area SUDAN Mons Ophyates 2 3 Fig. 2. — Macroscopic aspect of the “Granito del Foro” and “Granito di Nicotera”; main visible minerals: black = biotite/hornblende; white = plagioclase and feldspar. Fig. 3. — Location of the Mons Claudianus in the Eastern Egyptian Desert. petrographic classification to the Italian one, we have undertaken a complete mineralogicalpetrographic and geochemical study of several quarry samples. The results are presented here and compared with published data for Marmor Claudianum in order to enable positive discrimination of the two lithotypes. GEOLOGICAL AND HISTORICAL BACKGROUNDS (I) GRANITO DEL FORO It outcrops on the Mons Claudianus, now the Gebel Fatireh, in the Eastern Desert, a wide region between the Nile and the Red Sea where magmatic and metamorphic rocks of Proterozoic age are abundant (fig. 3). We know quite a lot about this lithotype because of the several archaeological and scientific expeditions to the area (PEACOCK and MAXFIELD 1997, p. 336). Quarries are located within a 1.3 km radius of the Roman station in Wadi Umm Hussein, at or near wadi level. About 130 loci, exploited from the 1st century to the beginning of the 3rd century A.D., have been recognized within this area. BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 630 630 F. ANTONELLI, L. LAZZARINI, S. CANCELLIERE and A. SOLANO Huge monolithic columns of Marmor Claudianum are widespread in all the Mediterranean provinces and especially in Rome, such as those of Trajan’s Forum and the Pantheon. This kind of material was also used for tubs and the bowls of fountains, like that found at Ostia, nowadays located on the road of “Fori Imperiali”, and as slabs for facing and flooring (for example at “Villa Adriana”). (II) GRANITO DI NICOTERA For this granite the situation is quite different since we know very little of it. The existence of a Roman quarry active from the 1st to the 4th century A.D. was first discovered in the early seventies and then confirmed in the eighties by one of the present authors (SOLANO 1985a, b, p. 47). Nevertheless, the remarkable similarity of this Italian granite to the more famous Egyptian one has never been noticed. The granite of Nicotera pertains to the peraluminous Hercynic granitoids of the so-called Calabrian Arc, outcropping in the Nicotera region. Two petrographically, mineralogically and chemically distinct granitoid suites, related in time and partly also in space, are present in this area (ROTTURA et al. 1989, 1990), namely: (i) a calc-alkaline suite (mainly corresponding to the “Tonalites of Ioppolo”; Fig. 4) and (ii) a strongly peraluminous suite (including “Tonalites and granodiorites of Capo Vaticano”; Fig. 4). THE NICOTERA GRANITE QUARRY The Roman quarry, locally called “Petti Agnone”, was opened at 60 m above sea level on the SW slope of the Poro Massif, just above the ancient Roman harbour of Nicotera. The quarry is now a very difficult place to reach since it has been almost entirely covered by a landslide. Despite this, it is still possible to observe many unfinished column shafts and squared blocks on site (fig. 5) as well as large and small deposits of debris. The extension of the quarrying area can be estimated as about 2500 m2 while the largest extracted and visible monoliths are columns with a length of 5.5 m, and a diameter of 0.7 m. The quarry was partly excavated in the seventies by a team of archaeologists (SOLANO 1985a, b) which re-opened about 200 m2 of the original area. In sector A, delimited by a 3.80 m long wall, the team discovered: 6 semi-finished columns with upper shaft, having length and diameter varying respectively from 2 to 5.30 m and 0.37 to 5.73 m; 1 parallelepipedal block measuring 1.82 × 0.27 m; 1 roughcast lintel, 1.77 × 0.40 m; 1 roughed-out basin, maximum diameter = 0.75 m, mouth = 0.65 m, rim = 0.10 m; height = 0.26 m, depth = 0.15 m. In sector B, 15 semi-drafted artefacts were discovered including: 4 fragments of column shafts (2 of which with upper scape); 10 parallelepipedal blocks with a length varying from 2.26 to 1.30 m; 1 basin having its center shaped with a rough concentric circle (Ø: 0.54 m) and measuring: maximum diameter = 1.92 m, mouth = 1.52 m, rim = 0.40 m, height = 0.35 m; depth = 0.25 m. BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 631 “GRANITO DEL FORO ” AND “GRANITO DI NICOTERA”: ARCHAEOMETRIC PROBLEMS HEADLAND OF CAPO VATICANO Briatico Parghella N Capo Vaticano S. Maria Torre di Ioppolo Nicotera Marina quarry Fig. 4. — Location of the Roman quarry of Nicotera in the late-Hercynian granitoids of Capo Vaticano (Southern Calabrian Arc) (from ROTTURA et al. 1991, modified). Legend: 1 = kinzigitic gneiss; 2 = tonalites of Ioppolo; 3 = quartz-diorites & tonalites of S. Maria; 4 = tonalites of Briatico; 5 = tonalites & granodiorites (a) of Capo Vaticano; 6 = two micas granodiorites; 7 = Miocenic-Quaternary deposits; 8 = faults. Fig. 5. — Different views of the Roman quarry of Nicotera showing a part of a quarry front with close parallel grooves and many abandoned column shafts. BCH Suppl. 51 631 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 632 632 F. ANTONELLI, L. LAZZARINI, S. CANCELLIERE and A. SOLANO Sector C contains 5 fragments of column shafts with upper scape with lengths varying from 2.45 to 1.34 m; 1 parallelepipedal block of a lintel measuring 2.30 × 0.36 m; 8 semi-finished quadrangular crustae measuring 1.40 × 0.70 × 0.45 m. From the finds it has been possible to date the beginning of the quarry activity to the 1st century A.D.; it is very likely that the exploitation continued to some extent in the following centuries, and came to an end in the 4th century, probably in 369 when a strong earthquake (mentioned by the writer Orosius) caused the harbour and the residential area of Nicotera to be abandoned. SAMPLING AND ANALYTICAL METHODS Eighteen samples from different sectors of the Nicotera quarry, including also unfinished column shafts and squared blocks found in the quarry and still preserved there, were taken for their petrographic and geochemical characterization. Care was taken to sample rock in a fresh state and in its most representative facies. Petrographic analysis on thin sections was carried out under the polarizing microscope and modal mineralogy evaluated by means of a point counter with at least 1800 points counted per section (integrated area ca. 200 mm2). All the samples have also been subjected to quantitative chemical analysis by XRF: the whole-rock analyses for major, minor and trace element contents were carried out on beads prepared by melting powdered samples with lithium tetraborate (Li2B4O7). Intensities were calibrated according to FALCONE et al. (1998): precision of the method = between 1% and 5% for major and minor elements, better than 20% for traces. RESULTS AND DISCUSSION The petrographic study of the “Granito del Foro” and of the “Granito di Nicotera” shows that both rocks may be classified as tonalites (fig. 6) or, in some cases, as tonalite gneiss (with slight foliation). The modal mineralogical data (Table 1) matches well with the chemical results given by the classification diagram of DE LA ROCHE et al. (1980) (fig. 7 and Table 2 ). According to the compositional fields defined by ROTTURA et al. (1989) for calc-alkaline and peraluminous granitoids of the southern Calabrian Arc, the “Granito di Nicotera” belongs to the calc-alkaline suite (fig. 8). Nevertheless, two samples showed a peraluminous affinity; besides, most of the analyzed samples present a Al2O3/(CaO+Na2O+K2O) ratio ≥ 1 and contain two micas and Al-silicates, like the typical peraluminous granitoids of the region. The Roman quarry was probably opened in an area characterized by the contemporaneous outcropping of both geological suites. BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 633 “GRANITO DEL FORO ” AND “GRANITO DI NICOTERA”: ARCHAEOMETRIC PROBLEMS Quartz GRANITO DI NICOTERA This study Quartzolite 90% GRANITO DEL FORO Brown & Harrel, 1995 Kraus & Roder, 1962 Quartz-rich Granitoids Greenburg, 1981: mean of 4 samples Galetti et al., 1992 60% ar Gr an ite Tonalite eld sp Granite 20% Alk a li-F Alkali-Feldspar Quartz Syenite Quartz Syenite Alkali-Feldspar Syenite 5% Alkali Feldspar Quartz Monzonite Monzonite Syenite 10/90% Quartz Diorite Quartz Gabbro Quartz Anorthosite Granodiorite 35/65% Diorite Gabbro Anorthosite Quartz Monzodiorite/ Monzogabbro Monzodiorite Monzogabbro 65/35% 90/10% Plagioclase Fig. 6. — Petrographic classification of "Granito di Nicotera" and "Granito del Foro" following the QAP modal diagram (STRECKEISEN, 1973, 1976). Fig. 7. — Petrochemical classification of the analysed samples according to DE LA ROCHE et al. (1980). BCH Suppl. 51 633 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 634 634 F. ANTONELLI, L. LAZZARINI, S. CANCELLIERE and A. SOLANO Fig. 8. — SiO2 variation diagrams showing the fields defined by ROTTURA et al. (1989) for calc-alkaline and peraluminous granitoids of the southern Calabrian Arc. However, the distinction between “Granito del Foro” and “Granito di Nicotera” is reached without difficulty by the study in thin section (fig. 9 and Table 1) due to the constant and significant presence of hornblende in the first one (figs 9a-c) and of muscovite (figs 9d-f), sillimanite (figs 9f-g) and allanite (fig. 9h) in the tonalites from Nicotera (where hornblende is absent or very rare). The distinction is also confirmed by textural features. In fact, Marmor Claudianum shows an isogranular hypidiomorphic texture, whereas the “Granito of Nicotera” features a heterogranular hypidiomorphic texture, sometimes pseudoporphyric, characterized by consertal quartz (fig. 9i) and reabsorption phenomena affecting most of the crystals. Besides petrography, the chemical composition of the major, and above all, trace elements, also guarantees good distinction between the two granitoid rocks. In particular the peraluminous index [Al2O3/(CaO+Na2O+K2O)] and the Sr and Ba (± Zr and Ni) contents are the more discriminating chemical parameters (fig. 10 and Table 2). Ongoing aspects of this research will include a check of the effective use of the “Granito di Nicotera” in Italian Roman monuments in order to identify it with certitude and verify possible confusion with the more famous Egyptian lithotype. In fact, though huge monolithic BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 635 “GRANITO DEL FORO ” AND “GRANITO DI NICOTERA”: ARCHAEOMETRIC PROBLEMS a d g b e h c f i 635 Fig. 9. — Comparison between the mineralogical and petrographic features of the two granites. Photomicrographs (a), (c), (e), (f ): plane polarized light; photomicrographs (b), (d), (g), (h) (i): crossed polarized light. BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 636 636 F. ANTONELLI, L. LAZZARINI, S. CANCELLIERE and A. SOLANO columns like those of Trajan’s Forum could not have been quarried at Nicotera, and are definitely made of Marmor Claudianum, the granite of Nicotera may well have been used for medium and small-sized shafts. We suspect a significant extra-regional distribution of such columns, and some exports to Rome, where a medium-size column, probably made of our stone, is present in the garden of the National Archaeological Museum (fig. 11). Regional examples are also known: for example the columns re-used in front of the church of S.Eufemia Vetere (fig. 12a) and in the old cathedral of Mileto (Vibo Valentia), now in the local museum (fig. 12b). In fact, petrographic (in the case of S. Eufemia Vetere) and petrochemical (in the case of Mileto) investigations show the latter to be made of a tonalite with compositional and textural features very similar to those described for the “Granito di Nicotera”: heterogranular hypidiomorphic texture, lack of hornblende, presence of consertal quartz, muscovite and sillimanite; peraluminous index > 1, major and trace elements contents (cfr. fig. 10 and Table 2). On the contrary, the petrographic and chemical analysis of the columns of the Roman theatre of Teano (Caserta) (fig. 13) - that might have been made of “Granito di Nicotera” - showed that they originated from Mons Claudianus (cfr. fig. 10). Table 1: Modal mineralogy - average values for the quarry samples. (%) “GRANITO DEL FORO” “GRANITO DI NICOTERA” Plagioclase 53.8 oligoclase 51.6 oligoclase Quartz 26.2 29.1 K-Feldspar perthite, microcline ± orthose 2.1 2.5 Horneblende 8.2 absent or < 0.5 Biotite 8.8 12.0 Muscovite absent 1.2 Accessories 0.9 3.6 sphene + apatite + ore minerals allanite + sillimanite + sphene + apatite + ore min. Number of thin-sections 6 18 Number of points counted 2000 1800 BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 637 “GRANITO DEL FORO ” AND “GRANITO DI NICOTERA”: ARCHAEOMETRIC PROBLEMS 10 11 Fig. 10. — Comparison between the chemical compositions of the “Granito del Foro” and “Granito di Nicotera” using major and minor elements. Data for “Granito del Foro” are from GALETTI et al. (1992) and BROWN and HARRELL (1995). Samples from granitoid columns from the theatre of Teano and the cathedral of Mileto are also plotted. Fig. 11. — Rome, National Archaeological Museum: medium-size column most probably made of "Granito di Nicotera". BCH Suppl. 51 637 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 638 638 F. ANTONELLI, L. LAZZARINI, S. CANCELLIERE and A. SOLANO Fig. 12. — (a): S. Eufemia Vetere (Calabria), open area in front of the church of the same name: fragment of an ancient column of “Granito di Nicotera” (h: 113 cm; d: 34 cm); (b): Museum of Mileto (Cosenza): the column made of “Granito di Nicotera” considered in this study is the first one on the right (h = 295 cm; d = 40 cm). Table 2. Chemical data for “Granito di Nicotera” (present study), “Granito del Foro” (# LG3 from Galetti et al. 1992; # MC1, MC2 from Brown and Harrel 1995) and granitoid columns from the theatre of Teano and the cathedral of Mileto. PA.I. = Peraluminous Index. Sample %w SiO2 TiO2 Al2O3 Granito di Nicotera 1 2 3 4 5 6 7 8 9 10 11 12 62,23 62,89 61,51 67,90 60,71 63,10 72,81 61,35 62,15 68,33 61,64 66,11 0,63 0,63 0,71 0,42 0,74 0,65 0,43 0,69 0,67 0,50 0,73 0,54 18,16 18,50 18,63 16,87 18,88 18,06 13,63 18,80 18,61 16,26 18,68 16,51 Fe2O3 5,17 4,89 5,35 3,18 5,37 4,88 3,34 5,47 5,27 3,63 5,35 4,64 MnO 0,09 0,08 0,09 0,06 0,09 0,09 0,06 0,11 0,09 0,06 0,09 0,06 MgO 2,42 2,32 2,55 1,40 2,52 2,26 1,56 2,52 2,50 1,59 2,55 2,09 CaO 5,29 5,27 5,39 5,08 5,47 5,20 4,07 4,89 4,93 4,49 5,22 4,60 Na2O 3,24 3,05 3,13 3,37 3,43 3,28 2,44 3,26 2,99 2,98 3,31 3,29 K2O 2,24 2,02 2,25 1,42 2,37 2,15 1,40 2,48 2,39 1,85 2,02 1,85 BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 639 “GRANITO DEL FORO ” AND “GRANITO DI NICOTERA”: ARCHAEOMETRIC PROBLEMS 639 Fig. 13. — Teano (Caserta), open air deposit of the Roman theatre: the columns made of “Granito del Foro” considered in this study. Granito del Foro Column from the Theatre of Teano Mileto Cathedral 13 14 15 LG3 MC1 MC2 T1 T3 T4 MIL1 71,03 62,98 61,51 65,68 62,90 65,90 66,35 65,13 64,39 0,27 0,61 0,66 0,57 0,59 0,62 0,60 0,68 0,51 16,05 18,73 18,92 16,21 15,70 16,10 16,07 16,60 16,69 2,26 4,52 5,16 3,82 3,91 3,70 4,10 4,27 4,22 0,04 0,08 0,09 0,07 0,07 0,07 0,06 0,06 0,07 0,92 2,11 2,28 2,07 2,02 1,91 1,90 2,04 2,15 4,59 5,42 5,31 4,79 4,89 4,47 4,51 4,45 4,31 3,32 3,30 3,42 4,39 3,97 4,84 4,50 4,56 3,82 1,29 1,91 2,28 1,65 1,57 1,77 1,55 1,82 3,29 62,31 0,49 19,72 3,90 0,07 1,83 6,27 3,66 1,58 BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 640 640 F. ANTONELLI, L. LAZZARINI, S. CANCELLIERE and A. SOLANO Table 2 (cont/ed) Sample Granito di Nicotera %w 1 2 3 4 5 6 7 8 9 10 11 12 P2O5 0,30 0,16 0,18 0,15 0,20 0,17 0,11 0,19 0,22 0,14 0,22 0,12 L.O.I. 0,13 0,32 0,48 0,33 0,46 0,32 0,41 0,66 0,36 0,30 0,50 0,26 Total PA. I. 99,90 100,14 100,29 100,18 100,23 100,14 100,27 100,41 100,18 100,13 100,31 100,07 1,69 1,79 1,73 1,71 1,68 1,70 1,72 1,77 1,81 1,74 1,77 1,69 Ba 669 743 794 453 915 708 518 894 742 639 789 647 Cr 17 15 23 <10 15 18 10 21 22 10 21 16 Cu 46 <10 15 <10 14 <10 <10 10 <10 <10 <10 <10 Ni <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 Pb <10 <10 <10 11 11 <10 <10 <10 <10 <10 12 84 Rb 73 73 81 56 87 96 51 92 86 69 77 63 Sr 293 295 294 281 298 280 225 276 286 276 298 268 V 113 99 109 61 94 98 64 108 101 69 95 93 Y 39 25 39 28 24 24 33 32 29 27 28 30 Zn 85 83 84 55 86 82 55 121 88 63 104 72 Zr 125 121 140 135 130 136 95 142 115 115 111 139 ppm BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 641 “GRANITO DEL FORO ” AND “GRANITO DI NICOTERA”: ARCHAEOMETRIC PROBLEMS Granito del Foro Column from the Theatre of Teano 641 Mileto Cathedral 13 14 15 LG3 MC1 MC2 T1 T3 T4 MIL1 0,08 0,15 0,21 0,19 0,18 0,18 0,20 0,22 0,24 0,87 0,19 0,16 0,59 0,60 0,75 0,13 0,16 0,15 100,72 100,01 99,99 100,03 96,40 100,31 99,96 99,97 99,85 0,16 0,26 100,26 1,74 1,76 1,72 0,91 0,92 0,89 0,93 0,95 0,94 1,03 405 678 653 431 330 350 354 490 1277 587 <10 15 15 32 20 40 21 25 25 12 <10 <10 <10 28 _ _ 24 12 10 <10 <10 <10 <10 21 _ _ 18 17 13 <10 13 <10 12 1 _ _ <10 <10 24 <10 44 66 93 23 60 50 34 37 116 160 293 304 282 620 780 640 602 637 700 368 47 90 95 85 _ _ 84 79 88 77 28 27 28 12 <10 <10 32 36 31 75 41 75 93 48 _ _ 66 70 53 102 103 111 128 184 300 310 91 116 129 1 BCH Suppl. 51 46_BCHSuppl_51_00X 5/29/09 3:27 PM Page 642 642 F. 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La gigantomachie de Pergame ou l’image du monde, par Françoise-Hélène MASSA-PAIRAULT (2007). 51 Supplément Ce volume comprend les textes des communications d’ASMOSIA VII, 7 cone férence internationale de l’Association pour l’étude du marbre et des autres pierres dans l’Antiquité (Association for the Study of Marble and Other Stones in Antiquity), qui s’est tenue dans l’île de Thasos, en Grèce. Les thèmes abordés dans ces communications sont à la pointe du domaine interdisciplinaire où se rejoignent la science, l’archéologie et l’histoire de l’art ; ils reflètent un large spectre de la recherche sur les pierres, depuis la carrière jusqu’au produit décoré dans son état final. Les sujets plus particulièrement abordés sont les suivants : (1) Considérations archéologiques et emploi du marbre ; (2) Carrières, techniques d’extraction, géologie et propriétés de la pierre ; (3) Identification de provenance et caractérisation : le marbre ; (4) Identification de provenance et caractérisation : autres pierres ; (5) Techniques et développements ; (6) Bases de données ; (7) Propriétés de la pierre – Vieillissement –Restauration et (8) Pigments et peintures sur marbre. This book contains the papers submitted to ASMOSIA VII, which is the 7th In- ternational Conference of the Association for the Study of Marble and Other Stones in Antiquity. The conference was held in the island of Thassos, Greece. The subjects of the papers represent the state-of-the-art in the interdisciplinary field of Science and Archaeology and Art-History and reflect a very broad range of research and applications on stone, from the quarry to the final decorated object. In particular, the subjects cover: (1) Archaeological considerations and use of marble, (2) Quarries, Quarrying Techniques, Geology and Stone properties, (3) Provenance Identification and Characterisation: Marble, (4) Provenance Identification and Characterisation: Other stones, (5) Techniques and Developments, (6) Databases, (7) Stone Properties – Weathering – Restoration and (8) Pigments and paintings on marble. ASMOSIA VII BULLETIN DE CORRESPONDANCE HELLÉNIQUE, SUPPLÉMENTS BCH ASMOSIA VII Actes du VII e colloque international de l’ASMOSIA Thasos 15-20 septembre 2003 Proceedings of the 7th International Conference of Association for the Study of Marble and Other Stones in Antiquity Thassos 15-20 september, 2003 Études réunies par Yannis MANIATIS É C O L E F R A N Ç A I S E D ´ A T H È N E S B U L L E T I N D E C O R R E S P O N D A N C E H E L L É N I Q U E