Baumhauerite II
Baumhauerite II is an IMA-recognized mineral species in the sulfosalt class, with the chemical formula Pb₃As₄S₉.
It crystallizes in the triclinic crystal system (space group P-1). It is a member of the Sartorite structural group.
IMA symbol Bha II, IMA status: questionable, named in 1959.
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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