tetrahedrite
Noun
Meaning
A sulphide of antimony and copper, with small quantities of other metals. It is a very common ore of copper, and some varieties yield a considerable presentage of silver. Called also gray copper ore, fahlore, and panabase.
Source: Webster's dictionarySynonyms
azurite
argentite
chalcanthite
barite
arsenopyrite
proustite
anglesite
bindheimite
linnaeite
jamesonite
hauerite
bismuthinite
hessite
galenite
leadhillite
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