ALL meanings of tetradymite
te·trad·y·mite
T t - noun tetradymite a mineral, bismuth telluride and sulfide, Bi 2 Te 2 S, occurring in soft-gray to black foliated masses. 1
- noun tetradymite a grey metallic mineral consisting of a telluride and sulphide of bismuth. Formula: Bi2Te2S 0
- noun tetradymite a pale steel-gray mineral, Bi2Te2S, consisting chiefly of tellurium and bismuth 0