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Webster 1913 Edition


Tetradymite

Tet-rad′y-mite

,
Noun.
[Gr.
τετράδυμοσ
fourfold. So named from its occurrence in compound twin crystals, or fourlings.]
(Min.)
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
.

Definition 2024


tetradymite

tetradymite

English

Noun

tetradymite (plural tetradymites)

  1. (mineralogy) a grey mineral that is mostly a mixed sulfide of bismuth and tellurium

Translations