单词 | chamositic |
释义 | chamositicadj. Geology. Containing or composed of chamosite. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [adjective] chamositic1925 1925 Spec. Rep. Min. Resources Great Brit. (Mem. Geol. Surv.) 29 i. 7 Purely chamositic mudstones are rare, the best examples being certain beds in North Wales, and parts of the Lias clay. 1951 Proc. Yorks. Geol. Soc. 28 63 The secondary nature of the thuringite..is plainly evident from the microstructure, in which the original chamositic constituents are replaced by fine, or even coarse, crystalline chlorite. 1971 I. G. Gass et al. Understanding Earth i. 32/2 Iron rich sediments such as the chamositic iron ores (rocks containing ooliths of the iron mineral chamosite, e.g. as in the bedded iron ores of the Midlands and Inner Hebrides). This entry has not yet been fully updated (first published 1993; most recently modified version published online June 2018). < adj.1925 |
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