stephanite
Noun
Meaning
A sulphide of antimony and silver of an iron-black color and metallic luster; called also black silver, and brittle silver ore.
Source: Webster's dictionarySynonyms
muscovite
calcite
fluorite
feldspar
cinnabar
dolomite
orpiment
galena
chalcopyrite
cerussite
covellite
chalcocite
argentite
barite
proustite
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