(from the article `nickel processing`) ...in the carbonyl nickel-refining process. Like all other carbonyls, it is poisonous. Nickel subsulfide, Ni3S2, is the nickel component of matte ...
Produces a brown, green or violet colours in glazes.
a green, water-insoluble powder, NiO, used chiefly in the manufacture of nickel salts and in green pigments for ceramic paints. Also called