Barikaite
Barikaite is an IMA-recognized mineral species in the sulfosalt class, with the chemical formula Ag₃Pb₁₀(Sb₈As₁₁)Σ₁₉S₄₀.
It crystallizes in the monoclinic crystal system (space group P2_1/n). It is a member of the Sartorite structural group.
Key properties: Mohs hardness 3; specific gravity 5.34; Dark gray streak; Metallic luster.
IMA symbol Bka, IMA status: approved, named in 2012.
Found in hydrothermal quartz-barite veinlets cutting a folded and metamorphosed volcanogenic massive sulfide deposit containing Ag-As-Sb-Pb-rich sulfosalt mineralization.
It is found associated with Guettardite, quartz, barite.
The name refers to the locality from which the first specimens were obtained.
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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