Formula: Pb11(Cu,Fe)2(Bi,Sb)15S35
Sulphosalt, forms a series with tintinaite,
bismuth- and antimony- bearing
mineral
Crystal System: Orthorhombic
Specific gravity: 6.334 measured, 6.51 calculated
Hardness: 2½ to 3
Streak: Black
Colour: Blackish lead-grey to steel-grey
Common impurities: Ag,Fe
Environments
Kobellite occurs in high temperature hydrothermal deposits
(Mindat).
Localities
At the Wolfram pipe, Kingsgate, Gough county, New South Wales, Australia, kobellite is associated with
bismuthinite and cosalite
(AJM 14.1.22).
At the type locality, the Vena mines, Hammar, Askersund, Örebro County, Sweden, kobellite is associated with
cobaltite, arsenopyrite and
chalcopyrite
(HOM ).
At the Nello Teer Crabtree Creek Quarry, Raleigh, Wake county, North Carolina, USA, kobellite is associated with
bismuthinite, jamesonite
and tetrahedrite
(HOM ).
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