Roterbärite
Roterbärite is an IMA-recognized mineral species in the sulfosalt class, with the chemical formula PdCuBiSe₃.
It crystallizes in the orthorhombic crystal system (space group P2_12_12_1). It is a member of the Lapieite structural group.
Key properties: specific gravity 7.23; Gray streak; Metallic luster.
IMA symbol Rbä, IMA status: approved, named in 2019.
Found in a selenide-bearing carbonate veinlet of a polymetallic vein deposit.
It is found associated with Gold, mertieite-II, bohdanowiczite, hematite, chalcopyrite, baryte, ankerite, dolomite.
The name refers to the Roter Bär mine, Harz Mountains, Germany.
Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet.
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