Boulangerite
Pb₅Sb₄S₁₁
Sulfides
Hardness 2,75
· Monoclinic
Photo: Sidorov, Evgeny G. and Borovikov, Andrey A. and Tolstykh, Nadezhda D. and Bukhanova, Daria S. and Palyanova, Galina A. a... · CC BY 4.0
(Cu₄☐₂)Cu₆Te₄S₁₃
Sulfosalt mineral
Named after Goldfield
Source: Wikidata
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