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TITLE: Obsidian clasts as sintered remnants of agglutination processes in volcanic conduits, evidence from the Pepom tephras (Sete Cidades), Sao Miguel, Azores  Full Text
AUTHORS: Ellis, B. S.; Pimentel, A.; Cortes Calderon, E. A.; Moser, Z.; Baumann, N.; Bachmann, O.; Wadsworth, F. B.;
PUBLISHED: 2023, SOURCE: CHEMICAL GEOLOGY, VOLUME: 638
INDEXED IN: Scopus WOS