单词 | magnochromite |
释义 | magnochromiten. Mineralogy. Now historical. = magnesiochromite n. Also: a magnesiochromite containing no iron, MgCr2O4. ΘΚΠ the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > spinel group AB2 O4 > others picotite1814 franklinite1820 hausmannite1831 hercynite1849 jacobsite1869 hetaerolite1877 trippkeite1881 sapphirine1883 water-spinel1883 manganomagnetite1890 chrome-spinel1892 magnesiochromite1892 magnochromite1892 picrochromite1920 trevorite1921 ulvöspinel1947 taaffeite1951 nickel spinel1961 1892 E. S. Dana J. D. Dana's Syst. Mineral. (ed. 6) 228 Magnochromite,..a magnesian variety of chromite from Grochau, Silesia. Analysis... Cr2O3 40.78, Al2O3 29.92, FeO 15.30, MgO 14.00 = 100. 1913 Mineral. Mag. 16 364 Magnesiochromite.., the same as magnochromite... A variety of chromite containing magnesium. 1929 Amer. Mineralogist 14 355 The study of the analyses indicates the probable presence of a pure magnesium chromite to which the name magnochromite might be given to differentiate it from the chromite sub-species, magnesiochromite. 1993 A. M. Clark Hey's Mineral Index (ed. 3) 422/1 Magnochromite (of Bock), syn. of magnesiochromite (of Bock). This entry has been updated (OED Third Edition, March 2000; most recently modified version published online March 2022). < n.1892 |
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