Fingerite
A variety of Minerals
What is Fingerite?
Fingerite is a copper vanadate mineral with formula: β-Cu2V2O5. It was discovered as triclinic crystals occurring as volcanic sublimates around fumaroles in the crater of the Izalco Volcano, El Salvador. Associated minerals include thenardite, euchlorine, stoiberite, shcherbinaite, ziesite, bannermanite, chalcocyanite and chalcanthite. The mineral also dissolves in water. Fingerite is named for Dr. Larry W. Finger (b. 1940) of the Geophysical Laboratory, Carnegie Institution of Washington.
Fingerite Market Value Calculator
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Fingerite Localities Map
See where Fingerite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- black
- Density
- 4.776 g/cm³
- Streak
- dark reddish brown
Chemical Properties
- Chemical Formula
- Cu11(VO4)6O2
- Elements
- Cu, O, V
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