单词 | lavenite |
释义 | laveniten. Mineralogy. Silicate of zirconium, found in brown monoclinic crystals. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > nesosilicates > [noun] > zircon group > zircon jargon1769 zircon1794 zirconite1806 Matara diamond1807 malacon1854 hyacinth1879 lavenite1886 1886 Amer. Jrnl. Sci. 131 230 Låvenite is a mineral of chestnut brown to yellowish color. 1887 Mineral. Mag. 7 234 The laavenite occurs as small honey-yellow crystalline grains. 1927 N. H. Winchell & A. N. Winchell Elem. Optical Mineral. (ed. 2) II. x. 245 Laavenite is a monoclinic zircono-silicate of Ca, Mn, Na with some Ti, Ta, F, OH. 1967 Mineral. Abstr. 18 48/2 A new variety of låvenite occurs in a zone of veinlet nephelinization in massive quartz syenite in the alkalic massif of Burpala in nothern Baikal [Siberia]. This entry has not yet been fully updated (first published 1902; most recently modified version published online December 2020). < |
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