witherite [with′ər īt΄]
[Ger witherit, after W. Withering (1741-99), Eng scientist]
a semihard, light-colored, orthorhombic mineral, BaCO3, an ore of barium; barium carbonate

English World dictionary. . 2014.

Игры ⚽ Нужен реферат?

Look at other dictionaries:

  • Witherite — is a barium carbonate mineral, BaCO3, in the aragonite group. [http://www.mindat.org/min 4299.html Witherite] mindat.org] Witherite crystallizes in the orthorhombic system and virtually always is twinned. The mineral is colorless, milky white,… …   Wikipedia

  • Witherite — Withérite Withérite Général No CAS 513 77 9 No EINECS …   Wikipédia en Français

  • Withérite — Catégorie V : carbonates et nitrates[1] Withérite d’Angleterre …   Wikipédia en Français

  • withérite — ● withérite nom féminin (de W. Withering, nom propre) Carbonate naturel de baryum BaCO3, orthorhombique. withérite [witeʀit] n. f. ÉTYM. 1839, Boiste; d après le nom de W. Withering, qui décrivit ce minéral en 1784, et suff. ite. ❖ ♦ Chim.… …   Encyclopédie Universelle

  • Witherite — With er*ite, n. [So called after Dr. W. Withering.] (Min.) Barium carbonate occurring in white or gray six sided twin crystals, and also in columnar or granular masses. [1913 Webster] …   The Collaborative International Dictionary of English

  • witherite — /widh euh ruyt /, n. a white to grayish mineral, barium carbonate, BaCO3, occurring in crystals and masses: a minor ore of barium. [1785 95; named after W. Withering (1741 99), who first described it; see ITE1] * * * ▪ mineral       a carbonate… …   Universalium

  • witherite — viteritas statusas T sritis chemija apibrėžtis Mineralas. formulė BaCO₃ atitikmenys: angl. witherite rus. витерит …   Chemijos terminų aiškinamasis žodynas

  • witherite — noun Etymology: German Witherit, irregular from William Withering died 1799 English physician Date: 1794 a translucent white or gray orthorhombic mineral consisting of a carbonate of barium …   New Collegiate Dictionary

  • witherite — noun A yellow grey mineral form of barium carbonate, BaCO …   Wiktionary

  • witherite — with·er·ite …   English syllables

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”