- columbite
- колумбит, необит, танталовая руда, (Fe, Mn)(Nb, Ta)206
* * *• колумбит• танталовая руда
English-Russian dictionary of geology. 2011.
columbite
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Columbite — (Fe) General Category Oxide minerals Chemical formula Fe2+Nb2O … Wikipedia
Columbite — Co*lum bite, n. [Cf. F. colombite. See {Columbium}.] (Min.) A mineral of a black color, submetallic luster, and high specific specific gravity. It is a niobate (or columbate) of iron and manganese, containing tantalate of iron; first found in New … The Collaborative International Dictionary of English
columbite — [kə lum′bīt΄] n. [ COLUMB(IUM) + ITE1] a black, orthorhombic mineral, (Fe,Mn)(Nb,Ta) 2O6, that is an ore of niobium and tantalum … English World dictionary
columbite — ● colombite ou columbite nom féminin (anglais columbite) Niobotantalate naturel de fer et de manganèse, utilisé comme minerai de niobium (ou colombium). ● colombite ou columbite (synonymes) nom féminin (anglais columbite) Niobotantalate naturel… … Encyclopédie Universelle
columbite — /keuh lum buyt/, n. a black, crystalline mineral, iron niobate, (Fe, Mn)Nb2O6, the principal ore of niobium, an end member of a series of solid solutions in which manganese and tantalum combine to form tantalite. [1795 1805; COLUMB(IUM) + ITE1] * … Universalium
columbite — kolumbitas statusas T sritis chemija apibrėžtis Mineralas. formulė (Fe,Mn)(Nb,Ta)₂O₆ atitikmenys: angl. columbite; niobite rus. колумбит; ниобит ryšiai: sinonimas – niobitas … Chemijos terminų aiškinamasis žodynas
columbite — noun Etymology: New Latin columbium Date: 1805 a black mineral consisting mostly of iron and niobium … New Collegiate Dictionary
columbite — noun A black mineral that is a mixed iron and manganese niobate and tantalate, and is the main ore of niobium and tantalum See Also: columbium … Wiktionary
columbite — co·lum·bì·te s.f. TS mineral. minerale raro di colore nero, costituito da ossido di ferro, manganese, niobio e tantalio, principale fonte di questi ultimi due metalli {{line}} {{/line}} DATA: 1892 … Dizionario italiano
columbite — pl.f. columbiti … Dizionario dei sinonimi e contrari
columbite — [kə lʌmbʌɪt] noun a black mineral consisting of an oxide of iron, manganese, niobium, and tantalum. Origin C19: from columbium + ite1 … English new terms dictionary
