单词 | valleriite |
释义 | valleriiten. Mineralogy. A hexagonal basic sulphide of iron, copper, magnesium, and aluminium found in high-temperature copper and iron deposits as minute cream or yellowish crystals. ΘΚΠ the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > other sulphides ethiops1697 ethiops mineral1727 sternbergite1826 proustite1835 greenockite1840 dufrenoysite1846 aciculite1849 pyrargyrite1849 schreibersite1849 siegenite1854 troilite1868 valleriite1875 argyrodite1886 semseyite1886 canfieldite1893 sulvanite1900 teallite1904 patronite1906 hydrotroilite1913 violarite1924 cooperite1928 braggite1932 mackinawite1962 roquesite1963 vysotskite1963 mawsonite1965 rhodostannite1968 1875 E. S. Dana in J. D. Dana Syst. Mineral. (new ed.) App. ii. 58 Valleriite... Massive, without a trace of crystalline texture. 1976 Contrib. Mineral. & Petrol. LV. 265 Chromian valleriite occurs as a replacement product of chrome spinel in the Nepean and Perseverance nickel-iron ore sulphide deposits of Western Australia. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018). < n.1875 |
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