Definition, synonyms and related words
A sulfosalt mineral used as a silver ore; it is dark red or black in color with a metallic adamantine luster, a sulfide of antimony and silver, Ag₃SbS₃, and occurs in rhombohedral crystals.
The name comes from Ancient Greek words meaning "fire" and "silver." It was coined to describe a mineral that looks like silver but is actually composed of lead sulfide.