| 单词 | oxford oolite |
| 释义 | > as lemmasOxford oolite Oxford oolite n. Geology (now disused) the middle division of the oolitic series in the Jurassic system of southern Britain; an oolitic limestone of this division. ΘΚΠ the world > the earth > structure of the earth > age or period > stratigraphic units > [noun] > secondary or Mesozoic > Jurassic > specific Oxford clay1812 cornbrash1813 Kellaways1813 Portland oolite1814 coral-rag1816 oolite1816 Oxford oolite1818 Kimmeridge clay1830 lias1833 Portland sand1836 skull-cap1839 Solenhofen slate1841 Stonesfield slate1855 Callovian1856 Tithonian1869 coralline oolite1871 Lincolnshire limestone1873 Ampthill Clay1877 Aalenian1882 Pliensbachian1903 1818 W. Buckland in W. Phillips Sel. Facts Geol. Eng. & Wales (table) Upper or Oxford Oolite. Perishable Freestone composed of Oolitic concretions and Shelly fragments united by a calcareous Cement. 1822 W. Buckland in Philos. Trans. (Royal Soc.) 112 174 The rock perforated by the cave is referable to that portion of the oolite formation which, in the south of England, is known by the name of the Oxford oolite and coral rag: its organic remains are identical with those of the Heddington quarries near Oxford. 1882 A. Geikie Text-bk. Geol. iii. ii. §2 793 The Middle or Oxford Oolites are composed of two distinct groups: (1) the Oxfordian, and (2) the Corallian. 1928 Philos. Trans. (Royal Soc.) B. 216 82 In 1926..I referred to these rocks as the ‘Oxford Oolites,’ a name which it has since seemed desirable to abandon. 1933 W. J. Arkell Jurassic Syst. Great Brit. i. 7 The scene had now shifted from Bath to Oxford, for we have Upper or Oxford Oolite, Oxford, Forest or Fen Clay, and Stonesfield Slate. < as lemmas |
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