Andy Shen
GIA, Carlsbad, CA
Activity
2013
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TRACE ELEMENT COMPARISON OF ANCIENT ROMAN INTAGLIOS AND MODERN SAMPLES OF CHROMIAN CHALCEDONY; AN ARCHAEOGEMOLOGICAL PROVENANCE STUDY
T218 Gemological Research in the 21st Century: Characterizing Diamonds and other Gem MineralsTuesday, 29 October 20138:00 AM - 12:00 PMRoom 205