CategoryVanadate mineral Strunz classification8.BB.80 Space groupP1
(repeating unit)β-Cu2V2O5 Crystal systemTriclinic
Crystal classPinacoidal (1)
H-M symbol: (1)
How to pronounce 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.
Fingerite is named for Larry W. Finger (b. 1940) of the Carnegie Institution.