| 单词 | calcaire silicieux |
| 释义 | > as lemmascalcaire silicieux In calcaire grossier and calcaire silicieux (lit. coarse and siliceous limestone) the French names of two Middle Eocene strata of the Paris basin, used by geologists generally. ΘΚΠ the world > the earth > structure of the earth > age or period > stratigraphic units > [noun] > tertiary or Cenozoic > Eocene > specific plastic clay1811 calcaire silicieux1833 Woolwich-beds1859 coryphodon bed1895 1833 C. Lyell Princ. Geol. III. 64 The yellowish white building-stone of Paris, well known by the name of Calcaire grossier. 1838 C. Lyell Elem. Geol. (1865) 300 The calcaire siliceux and the calcaire grossier occupy distinct parts of the Paris basin. 1873 J. W. Dawson Story Earth & Man x. 247. 1874 W. B. Dawkins Cave Hunting ii. 26 The same may also be said of the calcaire grossier of the basin of Paris. < as lemmas |
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