Sulphosalt, forms a series with bismuthinite
Specific gravity: 7.06 to 7.08
Hardness: 2 to 2½
Streak: Greyish black
Colour: Blackish lead-grey
Aikinite is an uncommon mineral in hydrothermal veins, associated with gold,
enargite, chalcopyrite and
The type locality is the Berezovsk Deposit, Beryozovsky, Sverdlovsk Oblast, Russia.
At the Carrock mine, Caldbeck Fells, Cumbria, England, UK, aikinite has been found as minute crystals in quartz stringers in greisen (C&S).
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