Petrographic and spectroscopic (FT-IR) study of Western Mediterranean obsidians geological sources and of a lithic collection from Ustica Island (Sicily)

[摘要] In this study we applied petrochemical methods (SEM-EDS; FT-IR) in orderto characterize a group of obsidian flakes collected at Ustica island (Sicily).Despite the absence of obsidian geological outcrops, a lot of obsidianfragments still emerging f

[学科分类] 地球化学与岩石

[关键词] Obsidian;Mediterranean obsidians;Ustica Island.