单词 | zippeite |
释义 | zippeiten. Mineralogy. A uranium-containing mineral, typically occurring as yellow needles and yellow to reddish-brown encrustations.Zippeite is a hydrated basic potassium uranyl sulphate, K4(UO2)6(SO4)3(OH)10·4H2O. Crystal system: monoclinic. ΘΚΠ the world > the earth > minerals > types of mineral > sulphates > [noun] > uranium sulphate johannite1835 zippeite1850 uraconite1868 1850 J. D. Dana Syst. Mineral. (ed. 3) 711 (index) Zippeite, v. Uranochre. 1917 Amer. Mineralogist 2 79 The optical properties of gilpinite and zippeite are very different. 2005 C. L. Ege Sel. Mining Districts Utah (Utah Geol. Surv.) 36/2 Johannite (green) and zippeite (orange-yellow) from the Happy Jack mine. This entry has been updated (OED Third Edition, March 2021; most recently modified version published online March 2022). < n.1850 |
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