Answer | Crossword Clue |
---|---|
tetrahedrite | native sulphide of antimony, iron, and copper, forming a series with tennantite and typically occurring as tetrahedral crystals |
tetrahedrites | TETRAHEDRITE, native sulphide of antimony, iron, and copper, forming a series with tennantite and typically occurring as tetrahedral crystals |
tetrahedrite | A gray mineral consisting of a sulfide of antimony, iron, and copper, typically occurring as tetrahedral crystals |