Mineral: Pyrite
Locality: Huanzala Mine, Huallanca District, Dos de Mayo Province, Huánuco Department, Peru
Dimensions: 14 x 14 x 26 cm / main crystal: 9.0 cm

Description: Mass: 5900 g MIM number:1766 Plate formed of small quartz crystals overgown by large modified cubic, very bright, intact and well separated pyrite crystals. Some pyrite crystals are partially covered with coarsely crystallized black sphalerite. Photographer: AINU / Augustin de Valence

All pictures, text, design © Forum FMF 2006-2024