tetradymite
Noun
Meaning
A telluride of bismuth. It is of a pale steel-gray color and metallic luster, and usually occurs in foliated masses. Called also telluric bismuth.
Source: Webster's dictionarySynonyms
sylvanite
nagyagite
petzite
calaverite
hessite
coloradoite
krennerite
altaite
kostovite
fischesserite
tellurantimony
vikingite
temagamite
sudburyite
melonite
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