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forsterite
for·ster·ite F5271700 (fôr′stə-rīt′)n. A whitish or yellowish form of the mineral olivine, Mg2SiO4, in which the mafic component consists entirely of magnesium.
[After Adolarius Jacob Forster (1739-1806), English mineral collector.]forsterite (ˈfɔːstəˌraɪt) n (Minerals) a white, yellow, or green mineral of the olivine group consisting of magnesium silicate. Formula: Mg2SiO4[C19: named after J. R. Forster (1729–98), German naturalist]Forsterite
forsterite[′fȯr·stə‚rīt] (mineralogy) Mg2SiO4 A whitish or yellowish, magnesium-rich variety of olivine. Also known as white olivine. Forsterite (named after the German scientist J. R. Forster, 1729–98), a mineral of the olivine group; the last member of the isomorphous forsterite series is fayalite. Forsterite has the chemical composition Mg2[SiO4] and contains 90–100 percent forsterite component. It is a rock-forming mineral of ultrabasic rocks. It also occurs in metamorphosed dolomites, marbles, and magnesianskarns. |