| 单词 | mica-slate |
| 释义 | > as lemmasmica-slate mica-slate n. [after French micaschiste (1807)] Geology (now rare) = mica-schist n. ΘΚΠ the world > the earth > structure of the earth > constituent materials > rock > metamorphic rock > [noun] > schist > varieties of hammochrysos1706 hornslate1791 hornblende slate1794 horn porphyry1794 horn-schist1799 mica-slate1809 green schist1817 hornblende schist1821 kinzigite1878 phyllite1878 spilosite1882 mylonite1885 1809 Trans. Amer. Philos. Soc. 6 ii. 412 Primitive Rocks. 1. Granite, 2. Gneiss, 3. Mica slate, [etc.]. 1877 R. W. Raymond Statistics Mines & Mining 229 A large number of fine lodes, all occurring in limestone and mica-slate. 1923 Jrnl. Ecol. 11 263 Across Adolf Bay is the De Geer Range, composed chiefly of Archaean gneiss and mica-slate. < as lemmas |
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