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Ulexite |
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ulexite [′ü·lek‚sīt]
(mineralogy) NaCaB5O9·8H2O A white mineral that crystallizes in the triclinic system and forms rounded reniform masses of extremely fine acicular crystals. Also known as cotton ball. Ulexite (named after the German chemist G. L. Ulex [1811-83]), a mineral of the subclass of hydrous borates, NaCa[B509]-8H20. Ulexite crystallizes in the monoclinic system. It forms white compact masses of fine fibers or radiating aggre gates. It has a hardness of 1 on Mohs’ scale and a density of 1,650 kg/m3. Ulexite occurs as a supergene mineral in lake deposits and is a substitution product in argillaceous gypsum-bearing ores in salt domes. It is an ore of boron. Ulexite deposits are found at Inder (USSR) and in Nevada (USA). Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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No references found | They have an unusual amount of ulexite, a mineral used in the manufacture of borax, fertilizers and enamels for ceramics and glass. |
Ulexite |
Ulenspiegel Ulenspigel Ulenspigel ULEP ULERN ulerythema ulerythema ophryogenes Ulerythema ophryogenesis ulerythema sycosiforme ULESI Ulesov, Aleksei Ulesov, Aleksei Aleksandrovich Ulesses Ulesses Ulessess Ulessess ULET ULETH ULEV ULEV-TAP Ulex Ulex Ulex Ulex europaeus Ulex europaeus Ulex Europaeus Agglutinin 1 Lectin Ulex Europaeus Agglutinin Type 1 Ulex Europaeus Agglutinin Type I Ulex Europeus Agglutinin I Ulex Europeus Agglutinin-1 Ulexite ULFULF Ulf Svante von Euler Ulf von Euler ULFA Ulfat, Gul Patsha ULFBV ULFC ULFE ULFF Ulfhednar Ulfhednar Ulfheonar Ulfheonar Ulfheônar Ulfheônar Ulfhéðinn Ulfhéðinn Úlfhéðinn Úlfhéðinn Ulfila Ulfila Ulfilas Ulfilas Ulfilian Gothic ULFM ULFO ULFP ULFPEL ULFR | |||||||
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