Uranosilite
Uranosilite is an IMA-recognized mineral species in the silicate class, with the chemical formula (UO₂)Si₇O₁₅.
It crystallizes in the orthorhombic crystal system.
Key properties: specific gravity 3.25; Vitreous luster; optically biaxial.
IMA symbol Usi, IMA status: approved, named in 1981.
Found in a uranium deposit.
It is found associated with Studtite, uranophane, quartz, hematite.
The name refers to URANium and SILicon in the chemical composition.
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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