Orangite
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orangite — ● orangite nom féminin Synonyme de thorite. ● orangite (synonymes) nom féminin Synonymes : thorite … Encyclopédie Universelle
orangite — … Useful english dictionary
Silicate minerals — ▪ Table Silicate minerals name colour lustre Mohs hardness specific gravity Tectosilicates (three dimensional networks) feldspar (for other examples, see feldspar) orthoclase flesh red, white to pale yellow, red, green vitreous 6–6½ 2.6… … Universalium
thorite — [ tɔrit ] n. f. • 1838; de thorium ♦ Minér. Silicate naturel de thorium (ThSiO4), brun orange. ● thorite nom féminin Silicate naturel de thorium, de formule ThSiO4, quadratique. ● thorite (synonymes) nom féminin Silicate naturel de thorium, de… … Encyclopédie Universelle
Thorite — Tho rite, n. [So called by Berzelius from the Scandinavian god Thor. See {Thor}.] (Min.) A mineral of a brown to black color, or, as in the variety orangite, orange yellow. It is essentially a silicate of thorium. [1913 Webster] … The Collaborative International Dictionary of English
Thorite — Thorite, (Th,U)SiO4, is a rare nesosilicate of thorium that crystallizes in the tetragonal system and is isomorphous with zircon. It is the most common mineral of thorium and is nearly always strongly radioactive. It was named in 1829 to reflect… … Wikipedia
thorite — /thawr uyt, thohr /, n. a rare mineral, thorium silicate, ThSiO4, occurring in the form of yellow or black crystals. [1825 35; thor (as in THORIA, THORIUM) + ITE1, modeled on Sw thorit] * * * ▪ mineral thorium silicate, ThSiO4, one of the… … Universalium
THORIUM — En 1828, Jöns Jacob Berzelius découvrit un nouveau métal qu’il baptisa thorium en l’honneur de Thor, dieu de la mythologie scandinave. Bien qu’il soit relativement rare, cet élément a été utilisé depuis longtemps dans l’industrie, principalement… … Encyclopédie Universelle
