| 单词 | boxstone |
| 释义 | > as lemmasboxstone boxstone n. Geology a rounded lump of sandstone or other sedimentary rock containing fossil or mineral fragments in its interior. ΘΚΠ the world > the earth > structure of the earth > constituent materials > stone > a stone > [noun] > containing fossil screw1663 screw stone1663 typolite1828 boxstone1870 1870 E. R. Lankester in Q. Jrnl. Geol. Soc. 26 i. 499 I have..spent a good deal of time in working at the nodules, which I propose to call ‘Box-stones’, since the name of ‘boxes’ has been applied to those which exhibit the remains of a shell on being broken open by the phosphate-diggers of Suffolk. 1954 J. F. Kirkaldy Gen. Princ. Geol. xiii. 191 In the zone of weathering, chamosite and siderite are altered into limonitic crusts, often in the form of boxstones. 2002 S. J. Mathers & N. J. P. Smith Geol. Woodbridge & Felixstowe District ii. 6/2 The fauna of these box-stones has been studied in considerable detail. < as lemmas |
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