单词 | descloizite |
释义 | descloiziten. Mineralogy. A mineral, dark reddish-brown to black in colour and typically occurring as small prismatic crystals and as crusts on lead ores.A basic vanadate of lead and zinc, PbZn(VO4)(OH). Crystal system: orthorhombic. ΚΠ 1854 J. D. Dana Syst. Mineral. (ed. 4) II. 361 Descloizite... Trimetric..Lustre bright. Colour mostly deep black. 1951 J. R. Partington Gen. & Inorg. Chem. (ed. 2) xxi. 644 Vanadium is widely distributed, the principal ores being carnotite,..vanadinite,..descloizite, [etc.]. 2012 P. Polk Collecting Rocks, Minerals & Gems (ed. 2) 234 Descloizite occurs as pyramidal, tabular, or prismatic crystals with uneven faces. This entry has been updated (OED Third Edition, December 2015; most recently modified version published online March 2022). < |
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