单词 | diogenite |
释义 | diogeniten. Geology. Any of a group of calcium-poor achondrite meteorites that consist mainly of hypersthene or bronzite. ΘΚΠ the world > the earth > structure of the earth > constituent materials > stone > a stone > [noun] > meteorite > other meteorites air-stone1608 iron1802 aerolite1810 aerolith1811 uranolite1815 star-glint1825 brontolith1860 aerosiderite1863 aerosiderolite1863 pallasite1863 siderolite1863 siderite1866 mesosiderite1868 howardite1881 chondrite1883 oligosiderite1883 plessite1885 diogenite1895 achondrite1904 octahedrite1905 nakhlite1916 ureilite1916 stony-iron1918 micrometeorite1949 1895 O. C. Farrington Handbk. & Catal. Meteorite Coll. Field Columbian Museum (Publ. Field Columbian Mus. I. i.) 24 The classification suggested by Tschermak for the äerolites is as follows..II..(c) Diogenite, composed of bronzite or hypersthene. (Ibbenbuhren, Shalka.) 1916 Mineral. Mag. 18 36 The chladnites (diogenites), chassignites, amphoterites, and rodites have a ratio of MgO to FeO of 2 to 2½. 1971 B. Mason in I. G. Gass et al. Understanding Earth viii. 117 (table) [Achondrites are] sometimes divided into calcium-poor achondrites (aubrites, diogenites, chassignite, ureilite) and calcium-rich achondrites (angrite, nakhlite, howardites, eucrites). 1979 Nature 4 Oct. 361/2 We have found optical anisotropy in clear taenite from over 40 meteorites including..chondrites, diogenites, iron meteorites, mesosiderites and pallasites. This entry has not yet been fully updated (first published 1993; most recently modified version published online June 2018). < |
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