Slender, metallic needles of Pizgrischite in quartzite from the type locality up to 2.5 mm. Associated minerals, not in the photograph, include, malachite and bismutite.
Formula : (Cu,Fe)Cu14PbBiS35
System: monoclinic Hardness:3.5 Rarity:extremely rare
Strunz id:II -
SULFIDES
Name origin: After type locality, Piz Grisch, Ferrera Valley, Hinterrhein Valley, Grischun Switzerland
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Specimen weight:15 gr.
Crystal size:Up to 2.5 mm
Overall size: 23mm x 22 mm x 23 mm
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