| 单词 | pennant stone | 
| 释义 | > as lemmaspennant stone   More fully  pennant grit. Any of a series of grit and sandstone strata lying between the upper and lower coal measures in South Wales and the Bristol area; stone from these strata used for paving, millstones, etc. Also  pennant flag,  pennant rock,  pennant stone, etc. ΘΚΠ the world > the earth > minerals > mineral deposits > features of stratum or vein > 			[noun]		 > material between > between coal pennant1669 table-bat1712 bind1799 seral1858 bony1874 society > occupation and work > materials > raw material > stone or rock > 			[noun]		 > stone as material for paving > a paving stone > others pennant flag1756 fairy pavements1787 Purbeck1833 coffin-stone1845 Penistone flag1878 1669–70    in  J. S. Moore Goods & Chattels Forefathers 		(1976)	 100  				In the stable..some pennant with other Lumber. 1756    C. Lucas Ess. Waters  iii. 224  				This bath was paved with pennant flag..a stone that divides into slates of about two inches thick. 1792    Gentleman's Mag. 62  i. 222  				The stone of these two crosses is of a very hard and durable kind, usually called pennant, of a close gritty nature, and dug every where in the mountainous parts of Glamorgan. 1824    Trans. Geol. Soc. 1 256  				The Pennant grit consists of thick stratified masses of very fissile sandstone... It is known by the name of Pennant stone. 1886    A. J. Jukes-Browne Student's Handbk. Hist. Geol. 186  				The Pennant Grits. This series..forms the fine range of escarpments, which enclose the central table land of the county [sc. Glamorgan]. 1912    Philos. Trans. 		(Royal Soc.)	 B. 202 270  				Mushet identified the Third Division of the productive series in the Forest [of Dean] with the Pennant Rock of Bristol. 1960    L. D. Stamp Britain's Struct. & Scenery 		(ed. 5)	 219  				The Coal Measures, which are clearly grouped into two coal-bearing series of shales and sandstones, separated by a thick group of massive sandstones, known as the Pennant Grit. 1982    Britannia 13 381  				At this stage the precinct was partly refloored with pennant flags. 2003    G. Biddle Britain's Hist. Railway Buildings 587/2  				The masonry comprises courses of small blocks of Pennant sandstone, with ashlar voussoirs. < as lemmas | 
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