pentlandite
Noun
Meaning
a mineral (iron and nickel sulphide) that is the chief ore of nickel
Source: WordNetSynonyms
millerite
pyrite
cinnabar
galena
molybdenite
chalcopyrite
covellite
chalcocite
realgar
cobaltite
pyrrhotite
arsenopyrite
sphalerite
bornite
marcasite
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