te·trad·y·mite (t -tr d  -m t )n. A steel-gray mineral, chiefly Bi2Te2S. [German Tetradymit, from Late Greek tetradumos, fourfold (from the double twin crystals in which it usually is found) : Greek tetra-, tetra- + didumos, double; see dwo- in Indo-European roots.] |
tetradymite [tɛˈtrædɪˌmaɪt]
n
(Earth Sciences / Minerals) a grey metallic mineral consisting of a telluride and sulphide of bismuth. Formula: Bi2Te2S
[from Late Greek tetradumos fourfold, from Greek tetra- + didumos double]
How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content.
| ?Page tools | ||
|---|---|---|
|