Forms a series with nickelskutterudite
Specific gravity: 6.5
Hardness: 5½ to 6
Colour: Tin-white to silver-grey, grey
Common impurities: S,Bi,Cu,Pb,Zn,Ag,Fe,Ni
Skutterudite is an arsenic-bearing hydrothermal ore mineral
(AM102.108-116), found in medium to
high temperature veins with other nickel-cobalt
minerals, associated with nickeline,
siderite, baryte and
At Cobalt, Ontario, Canada, skutterudite pseudomorphs after silver have been found (KL p133).
At Reichelsdorf, Hessen, Germany, skutterudite occurs with erythrite (FM 47628).
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