| 释义 |
hortonolite Min.|hɔːˈtɒnəlaɪt, ˈhɔːtənəlaɪt|
[f. the name of Silas Ryneck Horton (b. 1820), American amateur mineralogist + -o + -lite.]
A silicate mineral, (Fe, Mg)2SiO4, yellow or greenish-yellow on fresh fracture, having a preponderance of iron over magnesium and often some substitution by manganese (see also quot. 1955).
1869G. J. Brush in Amer. Jrnl. Sci. XCVIII. 19 It is proper to designate this new variety with a special name, and I propose for it the name Hortonolite, after Mr. Horton, who first discovered the mineral. 1939Amer. Mineral. XXIV. 24 At present the names commonly accepted, in order of increasing richness [of Fe2SiO4] in the fayalite molecule are forsterite, chrysolite, hyalosiderite, hortonolite and fayalite. 1955M. H. Hey Index Min. Species (ed. 2) 124 Hortonolite. 4[(Fe, Mg)2SiO4], with Fe··> Mg (in Hortonolite proper, Fe2SiO4 50 to 70 mols. %)... The original Hortonolite contained 4% MnO. Olivine family. 1968Embrey & Phemister tr. Kostov's Mineralogy 291 Titanolivine is rich in Ti; hortonolite is rich in iron. |