Breithauptite

breithauptite

maucherite

tetrahedrite

pyrrhotite

Images

Formula: NiSb
Antimonide, nickeline group
Specific gravity: 7.591 to 8.23
Hardness: 5½
Streak: Reddish brown
Colour: Copper-red with a violet tint
Common impurities: Fe,Co,As,S
Environments:

Hydrothermal environments

Breithauptite occurs in hydrothermal calcite veins associated with cobalt-nickel-silver ores, associated with silver, nickeline, maucherite, cobaltite, ullmannite, tetrahedrite, pyrrhotite, cubanite, chalcopyrite, sphalerite, galena and calcite (Webmin, Dana, HOM, Mindat).

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