| 单词 | mineral charcoal |
| 释义 | > as lemmasmineral charcoal mineral charcoal n. now historical = fusain n. 2. ΚΠ 1816 R. Jameson Syst. Mineral. (ed. 2) II. 401 Mineral Charcoal. 1867 W. W. Smyth Treat. Coal & Coal-mining 34 Soft mineral charcoal or ‘mother-of-coal’. 1911 Proc. Amer. Philos. Soc. 50 55 The woody portions of the stems have been dispersed as fusain (mineral charcoal). 1958 Jrnl. Ecol. 46 447 Such fragments are often abundant and were once called ‘mineral charcoal’ or ‘mother of coal’, but Stopes introduced the French word ‘fusain’ in her work on coal petrology. < as lemmas |
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