| 单词 |
bröggerite |
| 释义 |
bröggerite Min.|ˈbrœgəraɪt| [ad. Sw. bröggerit (C. W. Blomstrand 1884, in Geol. För. i Stockholm Förh. VII. ii. 66), f. the name of Waldemar Christopher Brögger (1851–1940), Norwegian mineralogist and geologist + -ite1.] A thorian variety of uraninite.
1884Jrnl. Chem. Soc. XLVI. 1102 The mineral, which has been named bröggerite by the author [sc. Blomstrand], is closely related to cleveite. 1901Ibid. LXXX. ii. 396 The specimen of bröggerite..from which radioactive lead was obtained..had a hardness 5·5 and a sp. gr. 9·06 at 15°. 1951J. R. Partington Gen. & Inorg. Chem. (ed. 2) xxvi. 759 Cleveite and bröggerite are varieties richer in thorium and rare earths. |
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