| 释义 |
sylvanite
syl·van·ite S0956500 (sĭl′və-nīt′)n. A pale brass-yellow to silver-white ore of gold and silver, chiefly (Au,Ag)Te2.
[French, after Transylvania.]sylvanite (ˈsɪlvəˌnaɪt) n (Minerals) a silver-white mineral consisting of a telluride of gold and silver in the form of elongated striated crystals: a source of gold in Australia and North America. Formula: (Au,Ag)Te2[C18: from (Tran)sylvan(ia) + -ite1, with reference to the region where it was first found]syl•van•ite (ˈsɪl vəˌnaɪt)
n. a silvery-yellowish ore mineral, gold silver telluride, (AuAg)Te4. [1790–1800; after Transylvania; see -ite1] Thesaurus| Noun | 1. | sylvanite - a silver-white mineral consisting of silver gold telluride; a source of gold in Australia and Americagraphic telluriumatomic number 79, Au, gold - a soft yellow malleable ductile (trivalent and univalent) metallic element; occurs mainly as nuggets in rocks and alluvial deposits; does not react with most chemicals but is attacked by chlorine and aqua regiaatomic number 52, Te, tellurium - a brittle silver-white metalloid element that is related to selenium and sulfur; it is used in alloys and as a semiconductor; occurs mainly as tellurides in ores of copper and nickel and silver and goldmineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
sylvanite
sylvanite[′sil·və‚nīt] (mineralogy) (Au,Ag)Te2 A steel-gray, silver-white, or brass-yellow mineral that crystallizes in the monoclinic system and often occurs in implanted crystals. Also known as goldschmidtite; graphic tellurium; white tellurium; yellow tellurium. sylvanite
Related to sylvanite: Petzite, Calaverite, KrenneriteSynonyms for sylvanitenoun a silver-white mineral consisting of silver gold tellurideSynonymsRelated Words- atomic number 79
- Au
- gold
- atomic number 52
- Te
- tellurium
- mineral
|