单词 | narsarsukite |
释义 | narsarsukiten. Mineralogy. A yellow silicate and fluoride of sodium, iron, and titanium, Na2(Ti,Fe)Si4(O,F)11, occurring as transparent or translucent crystals of the tetragonal system. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > amphibole (double chain) > [noun] > other uralite1835 gamsigradite1862 palygorskite1868 richterite1868 barkevikite1892 xiphonite1899 narsarsukite1900 winchite1906 juddite1908 imerinite1913 tirodite1938 1900 G. Flink in Meddelelser om Grønland 24 154 The new mineral..was the first that attracted my attention on Narsarsuk. None of the other new minerals has been found at so many different localities on the plateau or is so largely distributed there. It may therefore, more than any other mineral, be said to be characteristic of the place. On this ground I propose for it the name narsarsukite. 1935 Amer. Mineralogist 20 598 The narsarsukite was seen only in the quartz veins in the roof rock and upper part on the intrusive. 1968 I. Kostov Mineral. ii. 300 Baotite is a typical example of silicates with tetragonal rings of silicon tetrahedra. Narsarsukite has similar rings but they are not isolated as in baotite but linked together along the tetragonal axis in a tube-like manner. 1991 N.Z. Jrnl. Geol. & Geochem. 34 337/1 The pink colour of narsarsukite from Mayor Island may be related to its high Mn content and low Fe content. This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022). < |
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