Minerals identify

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See Nekrasov Cossacks for another meaning

Nekrasovite is a rare copper vanadium sulfosalt mineral,As 32. It crystallizes in the isometric system and occurs as small grains in ore aggregates. It is a brown opaque metallic mineral with Mohs hardness of 4.5 and a specific gravity of 4.62.

It was first described in 1984 in the Khayragatsch ore deposit of eastern Uzbekistan and named for Russian mineralogist Ivan Yakovlevich Nekrasov (born 1929).