sylvanite

sylvanite
/sil"veuh nuyt'/, n.
a mineral, gold silver telluride, (AuAg)Te2, silver-white with metallic luster, often occurring in crystals so arranged as to resemble written characters: an ore of gold.
[1790-1800; named after TRANSYLVANIA; see -ITE1]

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      a gold and silver telluride mineral [(Au,Ag)Te2] in which the ratio of gold to silver atoms is commonly close to 1:1. It is a member of the krennerite group of sulfides and is found associated with them in ore veins formed at low temperatures in Hungary, Australia, Canada, and the western United States. It forms monoclinic crystals. For detailed chemical properties, see sulfide mineral (table).

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Universalium. 2010.

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Look at other dictionaries:

  • Sylvanite — Catégorie II : sulfures et sulfosels[1] Sylvanite Nagyag Roumanie (4x2.8 cm) …   Wikipédia en Français

  • Sylvanite — Syl van*ite, n. [Fr. Transylvania, where first found.] (Min.) A telluride of gold and silver, {(Au, Ag)Te2}, of a steel gray, silver white, or brass yellow. It often occurs in implanted crystals resembling written characters, and hence is called… …   The Collaborative International Dictionary of English

  • sylvanite — ● sylvanite nom féminin (de Transylvanie) Tellurure naturel d or et d argent, monoclinique …   Encyclopédie Universelle

  • sylvanite — [sil′və nīt΄] n. [after (TRAN)SYLVAN(IA), where first found + ITE1] a gray or silvery telluride of gold and silver (Ag,Au)Te2, crystallizing in the monoclinic system …   English World dictionary

  • Sylvanite — Infobox mineral name = Sylvanite category = Telluride Mineral boxwidth = boxbgcolor = imagesize = caption = formula = (Ag,Au)Te2 molweight = 429.89 gm color = Silver grey, Silver white habit = Massive to Crystaline system = Monoclinic Prismatic… …   Wikipedia

  • sylvanite — silvanitas statusas T sritis chemija apibrėžtis Mineralas. formulė AuAgTe₄ atitikmenys: angl. sylvanite rus. сильванит …   Chemijos terminų aiškinamasis žodynas

  • Sylvanite (Montana) — Sylvanite Lugar designado por el censo de los Estados Unidos …   Wikipedia Español

  • sylvanite — noun Silver gold telluride, a soft metallic mineral ranging in colour from steely gray to almost white …   Wiktionary

  • sylvanite — syl·van·ite …   English syllables

  • sylvanite — syl•van•ite [[t]ˈsɪl vəˌnaɪt[/t]] n. mir a silvery yellowish ore mineral, gold silver telluride, (AuAg)Te4 • Etymology: 1790–1800; after Transylvania; see ite I …   From formal English to slang

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