Palladobismutharsenide
Palladobismutharsenide is an IMA-recognized mineral species in the sulfide class, with the chemical formula Pd₂(As,Bi).
It crystallizes in the orthorhombic crystal system.
Key properties: specific gravity 10.8; Metallic. Anisotropism: Weak to distinct; in air from gray to extinction luster.
IMA symbol Pba, IMA status: approved, named in 1975.
From heavy mineral concentrates (Stillwater complex, Montana, USA).
It is found associated with Palladoarsenide, an undetermined (Pd, Te, Bi) mineral, calcite.
The name refers to the composition, palladium, bismuth, and arsenic.
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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