niobite
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niobite — ● niobite nom féminin Synonyme de colombite. ● niobite (synonymes) nom féminin Synonymes : colombite … Encyclopédie Universelle
niobite — ni o*bite, n. (Min.) Same as {Columbite}. [1913 Webster] … The Collaborative International Dictionary of English
niobite — 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
niobite — ni·o·bite (nīʹə bīt ) n. Columbite. [niobium + ite1.] * * * … Universalium
niobite — ni·o·bite … English syllables
niobite — noun a black mineral that is an ore of niobium and tantalum • Syn: ↑columbite • Hypernyms: ↑mineral • Substance Meronyms: ↑niobium, ↑Nb, ↑atomic number 41, ↑tantalum, ↑ … Useful english dictionary
List of minerals — This is a List of minerals for which there are Wikipedia articles. Mineral variety names and mineraloids are to be listed after the valid minerals for each letter.For a complete listing (about 4,000) of all mineral names: List of minerals… … Wikipedia
List of chemistry topics — This page aims to list articles related to chemistry. This is so that those interested in the subject can monitor changes to the pages by clicking on Related Changes in the sidebar and on the bottom of the page.This list is not necessarily… … Wikipedia
Ferrocolumbite — Ferrocolumbite, also called niobite, niobite tantalite, columbate and columbite [(Fe, Mn)(Nb, Ta)2O6] is a black mineral that is an ore of niobium and tantalum. It has a submetallic luster and a high specific gravity and is a niobate of iron and… … Wikipedia
Columbite — (Fe) General Category Oxide minerals Chemical formula Fe2+Nb2O … Wikipedia
Ferrocolumbite — Catégorie IV : oxydes et hydroxydes[1] Général … Wikipédia en Français
