单词 | holmquistite |
释义 | holmquistiten. Mineralogy. A rare basic alumino-silicate of lithium, magnesium, and aluminium that is an orthorhombic member of the amphibole group and typically occurs in light blue to dark violet masses. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > amphibole (double chain) > [noun] > holmquistite holmquistite1914 1914 Chem. Abstr. 8 1556 The formation of the holmquistite was no doubt a pneumatolytic process, connected with the intrusion of the well known Li-pegmatites of the region. 1930 Amer. Mineralogist 15 292 Holmquistite from the North Carolina locality is composed largely of the lithia member of the amphibole group and a minor amount of a deficient silica member commonly found in basic rocks. 1966 W. A. Deer et al. Introd. Rock-forming Minerals ii. 159 Holmquistite typically occurs at the contact of lithium-rich pegmatites with country rocks. This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2018). < |
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