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the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > niccolite group > nickel sulphide (4)
nickel pyrites1837

(a) = niccolite, n.; (b) = millerite, n.2

millerite1854

Native nickel sulphide, NiS, crystallizing in the trigonal system usually as brassy yellow or bronze-coloured crystals.

polydymite1878

A mineral of the cubic system that is a sulphide of nickel, Ni3S4, occurs as grey, metallic masses of polysynthetic twin crystals, and is an…

vaesite1945

A mineral of the pyrite group, ideally nickel sulphide, NiS2, found as grey isometric crystals.

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