Springcreekite
Springcreekite is an IMA-recognized mineral species in the phosphate class, with the chemical formula BaV³⁺₃(PO₄)(PO₃OH)(OH)₆.
It crystallizes in the hexagonal crystal system (space group R-3m). It is a member of the Alunite-crandallite structural group.
Key properties: Mohs hardness 4–5; specific gravity 3.48; Brownish black streak; Semi-metallic luster; optically uniaxial.
IMA symbol Sck, IMA status: approved, named in 1998.
Found in a small vein deposit formerly mined for Cu.
It is found associated with Quartz, copper, cuprite, goethite, whitlockite, mitridatite, bariosincosite, fluorapatite.
The name refers to the mine that produced the studied specimens.
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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