Boulangerite
Pb₅Sb₄S₁₁
Sulfides
Hardness 2,75
· Monoclinic
Photo: Alchemist-hp (talk) (www.pse-mendelejew.de) · CC BY-SA 2.0 de
(Cu¹⁺,Zn)₁₁Fe₄(Ge⁴⁺,As⁵⁺)₂S₁₆
Sulfosalt mineral
Named after Armand Marie Vincent Joseph Renier
Source: Wikidata
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