| 单词 | cotham beds |
| 释义 | > as lemmasCotham beds Used attributively to designate an argillaceous limestone having dendritic markings, also called landscape marble or stone. Also Cotham beds. ΘΚΠ the world > the earth > structure of the earth > constituent materials > rock > sedimentary rock > [noun] > limestone > others lias1404 stone marrow1681 stone marl1682 saint's head stone1763 Kentish rag1769 watericle1776 kankar1793 Cotham1816 mountain limestone1817 tosca1818 cornstone1819 burr1829 coral-limestone1831 scar-limestone1831 Wenlock limestone1834 bavin1839 curf1839 Solenhofen slate1841 Beer stone1871 miliolite limestone1872 Clipsham1877 reef limestone1884 Hopton wood1888 thermo-calcite1888 Kilkenny marble1930 micrite1959 1816 R. Jameson Min. (ed. 2) II. 196 To the same compact marl, may be referred the variety called Cottam Marble. 1822 W. D. Conybeare & W. Phillips Outl. Geol. Eng. & Wales i. 264 The lias..occasionally exhibits..dendritical appearances (Cottam stone or marble). 1845 P. B. Brodie Hist. Fossil Insects 91 In most parts of the southern sections there is a band of stone locally termed ‘Landscape stone’, or ‘Cotham marble’. 1883 Encycl. Brit. XV. 529 The well-known landscape marble or Cotham stone. 1929 L. Richardson in Evans & Stubblefield Handbk. Geol. Great Brit. iii. ix. 344 The Cotham Beds, like the underlying Westbury Beds, extend all across the country. 1960 L. D. Stamp Britain's Struct. & Scenery (ed. 5) xii. 129 One band of limestone, the fascinating Cotham marble, was often seen polished in fragments on Victorian mantlepieces. 1968 P. E. Kent in Sylvester-Bradley & Ford Geol. East Midlands x. 178 The Cotham Beds are marls which typically form the upper part of the Rhaetic in the East Midlands. < as lemmas |
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