Mineral: Tetrahedrite
Locality: El Coriellu Mine, El Coriellu, San Cosme de Llerandi, Parres, Comarca del Sueve, Principality of Asturias (Asturias), Spain
Description: One of these Tetrahedrites.
Photo: Joaquim Callén
All pictures, text, design © Forum FMF 2006-2024