Obsidian clasts as sintered remnants of agglutination processes in volcanic conduits, evidence from the Pepom tephras (Sete Cidades), São Miguel, Azores
Titel:
Obsidian clasts as sintered remnants of agglutination processes in volcanic conduits, evidence from the Pepom tephras (Sete Cidades), São Miguel, Azores
Auteur:
Ellis, B.S. Pimentel, A. Cortes-Calderon, E.A. Moser, Z. Baumann, N. Bachmann, O. Wadsworth, F.B.