Sphalerite
Locality: Ancash, Peru
Calcite and Fluorite on Galena, Sphalerite, and Pyrite
Locality: Huanzala Mine, Áncash, Peru
Fluorite on Calcite, Pyrite, and Galena
Locality: Huanzala Mine, Áncash, Peru
Pyrite with Sphalerite
Locality: Huanzala Mine, Huallanca, Huallanca District, Bolognesi Province, Áncash, Peru