单词 | weeksite |
释义 | weeksiten. Mineralogy. A uranium-containing mineral which occurs as soft yellow crystals.Weeksite is a hydrated silicate and oxide of uranium and potassium, K2(UO2)2(Si2O5)3·4H2O, often containing other elements, esp. barium. Crystal system: orthorhombic. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > other complex silicates sordavalite1823 babingtonite1824 glottalite1836 keilhauite1846 schorlomite1846 tscheffkinite1850 yttrotitanite1854 partschinite1868 leidyite1878 cenosite1888 kainosite1888 johnstrupite1890 taramellite1908 joaquinite1909 nenadkevite1955 weeksite1960 1960 W. F. Outerbridge et al. in Amer. Mineralogist 45 41 Weeksite..is named for Dr. Alice D. Weeks of the U.S. Geological Survey, who has studied and described many new uranium and vanadium minerals. 1978 Mineral. Abstr. 29 232/1 Weeksite..is described for the first time from France in the uranium deposit of Les Bois Noirs. 2005 C. L. Ege Sel. Mining Districts Utah (Utah Geol. Surv.) 8/2 Uranium ore from the Yellow Chief mine contains the minerals uranophane and weeksite. This entry has been updated (OED Third Edition, September 2014; most recently modified version published online December 2021). < n.1960 |
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