Bouškaite
Bouškaite is an IMA-recognized mineral species in the molybdate class, with the chemical formula (MoO₂)₂O(SO₃OH)₂(H₂O)₂·2H₂O.
It crystallizes in the triclinic crystal system (space group P-1).
Key properties: Mohs hardness 2; specific gravity 2.4; White to light gray streak; Vitreous luster; optically biaxial.
IMA symbol Bok, IMA status: approved, named in 2019.
Secondary, post-mining mineral from a mine dump formed from weathered primary jordisite and pyrite.
It is found associated with Rhomboclase.
The mineral was named to honor Czech mineralogist and geochemist Professor Dr. Vladimír Bouška (1933-2000), Charles University, Prague, author of more than 630 papers on mineralogy (ore minerals.
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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