| 单词 | throstle-breast |
| 释义 | > as lemmasthrostle-breast ΘΚΠ the world > the earth > minerals > ore > [noun] > others throstle-breast1747 molybdenite1796 1747 W. Hooson Miners Dict. sig. Vv Throstlebrest, a kind of Ore or rather Knockings, mixt with a brown Tuft. 1757 T. Birch Hist. Royal Soc. IV. 239 Mr. Hooke shewed [at a meeting in 1683] a sort of glistering ore, which, Dr. Lister said, was called throstle-breast; and that it yielded its silver easily, but that the quantity was not great. 1811 W. Watson Delineation Strata of Derbyshire 52 Galena, when of leafy lamellar fracture; Provincially Throstle-breast, or Dice Ore. 1913 A. Greenwell & J. V. Elsden Pract. Stone Quarrying v. 167 The chert bed proper is a layer 8 ft. thick consisting of pure chert, known as ‘throstlebreast’ from its mottled appearance. < as lemmas |
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