| 单词 | rock fault |
| 释义 | > as lemmasrock fault rock fault n. a fault in a rock formation; (Mining) a body of sandstone or other rock interrupting a coal seam. ΚΠ 1816 Trans. Geol. Soc. 3 254 The bed of trap is merely a great wedge from the green-rock fault which has intruded itself between the proper coal strata.] 1853 Jrnl. Geol. Soc. Dublin 5 117 Mr. Jukes..gave a short description of ‘rock faults’, which are curious masses or cakes of sandstone that take the place more or less entirely of the thick coal in certain localities. 1913 Proc. Amer. Philos. Soc. 52 116 A ‘rock fault’ in the Millwood Colliery on the Pittsburgh coal bed was traced for more than 1,200 feet. 1989 Jrnl. Biogeogr. 16 493/2 Subsurface water was periodically escaping from the lake basin through rock faults. < as lemmas |
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