Baumoite
Baumoite is an IMA-recognized mineral species in the oxides & hydroxide class, with the chemical formula Ba₀.₅[(UO₂)₃O₈Mo₂(OH)₃](H₂O)₃.
It crystallizes in the monoclinic crystal system.
Key properties: Mohs hardness 2.5; specific gravity 4.61; Pale yellow streak; Vitreous luster; optically biaxial.
IMA symbol Bam, IMA status: approved, named in 2017.
It is found associated with Baryte, metatorbernite, phurcalite, kaolinite.
The name refers to its essential chemical elements: barium, uranium, and molybdenum.
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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