Mineral: Aguilarite
Locality: La Sirena Mine, Guanajuato, Municipio Guanajuato, Mexico
Dimensions: 3 x 2 x 3 cm / main crystal: 1.0 cm

Description: Mass: 8 g MIM number:1915 « L » shaped aggregate of sparkly grey metallic crystals assuming hoppered, elongate or pseudo-dodecahedral shapes. Doubly terminated white scalenohedral calcites to 5 mm are locally perched on the aguilarite. Unlike many Guanajuato aguilarites, this specimen is not coated by chalcopyrite. The miner who collected this specimen was fired for “high-grading” two weeks after he removed it. Photographer: AINU / Augustin de Valence Publication: "The F. John Barlow Mineral Collection" Ex collection: F. John Barlow (USA)

All pictures, text, design © Forum FMF 2006-2025