Sedovite
Sedovite is an IMA-recognized mineral species in the molybdate class, with the chemical formula U⁴⁺(MoO₄)₂.
It crystallizes in the orthorhombic crystal system.
Key properties: specific gravity 4.2; optically biaxial.
IMA symbol Sdv, IMA status: approved, named in 1965.
A rare secondary mineral formed in the oxidized zone of a U–Mo deposit.
It is found associated with Uraninite, gypsum, iriginite, calcurmolite, mourite, autunite, phosphuranylite, wulfenite, powellite, molybdenite, barite.
The mineral was named to honor Georgii Yakovlevich Sedov (1877–1914), Russian Arctic explorer.
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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