Tetrahedrite
Tetrahedrite Tet`ra*he"drite, n. [So called because the crystals of the species are commonly tetrahedrons.] (Min.) A sulphide of antimony and copper, with small quantities of other metals. It is a very common ore of copper, and some varieties yield a considerable presentage of silver. Called also {gray copper ore}, {fahlore}, and {panabase}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • tetrahedrite — [te΄trə hē′drīt΄] n. [Ger tetraëdrit < LGr tetraedros (see TETRAHEDRON) + it, ITE1] a gray to black, semihard, cubic mineral, copper iron antimony sulfide, (Cu,Fe) 12Sb4S13, that is a main ore of copper …   English World dictionary

  • Tetrahedrite — Infobox mineral name = Tetrahedrite category = Mineral: sulfosalt boxwidth = boxbgcolor = imagesize = caption = A sample of grey tetrahedrite, with white quartz formula = (Cu,Fe)12Sb4S13 molweight = 1,643.31 gm color = Steel gray to iron gray… …   Wikipedia

  • tetrahedrite — /te treuh hee druyt/, n. a steel gray or blackish mineral with a brilliant metallic luster, essentially copper and antimony sulfide, (Cu, Fe, Zn, Ag,)12 Sb4S13, an end member of a series of solid solutions into which arsenic enters to form… …   Universalium

  • tetrahedrite — tetraedritas statusas T sritis chemija apibrėžtis Mineralas. formulė Cu₁₂Sb₄S₁₃ atitikmenys: angl. tetrahedrite rus. тетраэдрит …   Chemijos terminų aiškinamasis žodynas

  • tetrahedrite — noun A complex ore of copper, a mixed sulfide of copper, iron, zinc, silver and antimony …   Wiktionary

  • tetrahedrite — [ˌtɛtrə hi:drʌɪt, hɛdrʌɪt] noun a grey mineral consisting of a sulphide of antimony, iron, and copper …   English new terms dictionary

  • tetrahedrite — tet·ra·he·drite …   English syllables

  • tetrahedrite — tet•ra•he•drite [[t]ˌtɛ trəˈhi draɪt[/t]] n. 1) mir any of a group of copper and silver ore minerals ranging from copper iron antimony sulfide to copper iron arsenic sulfide; copper is the chief metal but other metals (Fe, Zn, Ag) substitute for… …   From formal English to slang

  • tetrahedrite — /tɛtrəˈhidraɪt/ (say tetruh heedruyt) noun a steel grey or blackish mineral with a brilliant metallic lustre, essentially copper and antimony sulphide (nearly Cu3SbS3), but often containing other elements, as silver, etc., occurring in… …   Australian English dictionary

  • tetrahedrite — ˌ ̷ ̷ ̷ ̷ˈhēˌdrīt noun ( s) Etymology: German tetraëdrit, from Late Greek tetraedros having four faces + German it ite : a fine grained gray mineral (Cu,Fe)12Sb4S13 that is isomorphous with tennantite, consists of a sulfide of copper, iron, and… …   Useful english dictionary

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