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Nekrasovite
Nekrasovite
is a
rare
copper
vanadium
sulfosalt mineral
with
formula
Cu
26
V
2
6
S
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
.
