20hhgd.is ((TETRAHEDRITE, BISMUTHINITE, CHALCOPYRITE)), pictured on mindat.org $160 MINIMUM BID, Julcani Mine, Huancavelica Dept., Peru, 6 x 5 x 3 cm, Miniature | |
Large Tetrahedrite crystals with needle like acicular crystals of Bismuthinite between the Tetrahedrite. The Soregaroli labels says rare sulfosalts. Back side of label says Friedrichite/Krupkaite/Benjaminite?/Hammarite. Lavinsky purchased the Sorgaroli collection. Lavinsky label just mentions Bismuthinite. The Chalcopyrite is the light micro crystalline coating on some faces of the Tetrahedrite. Photos on mindat.org that show the Bismuthinite crystals very well. Glenn Davidson collection. ex Lavinsky mineral auction specimen, ex Art Soregaroli collection. |