Umohoite
A variety of Minerals
What is Umohoite?
Umohoite is a rare oxide and hydroxide mineral. The name of this mineral reflects its composition: uranyl (U), molybdate (Mo) and water (H2O). Its chemical formula is (UO2)MoO4·2H2O. Umohoide's type location is in Marysvale, the mineral was first described by Paul F. Kerr and G. P. Brophy in 1953.
Umohoite Market Value Calculator
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Umohoite Localities Map
See where Umohoite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Map preview
North ZoneCentral RidgeSouth Basin
Quick Facts
Physical Properties
- Color
- Black, blue-black, dark green
- Hardness (Mohs)
- 2
- Density
- 4.49 g/cm³
Chemical Properties
- Chemical Formula
- (UO2)MoO4 · 2H2O
- Elements
- H, Mo, O, U
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