英语词汇“throstle-breast”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

† throstle-breast n. Obsolete (among miners and quarry workers) any of several kinds of mineral with a spotted or mottled appearance.

ΘΚΠ

the world > the earth > minerals > ore > [noun] > others

throstle-breast1747

molybdenite1796

1747 W. Hooson Miners Dict. sig. V^v 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.

单词	throstle-breast
释义	> as lemmas throstle-breast † throstle-breast n. Obsolete (among miners and quarry workers) any of several kinds of mineral with a spotted or mottled appearance. ΘΚΠ the world > the earth > minerals > ore > [noun] > others throstle-breast1747 molybdenite1796 1747 W. Hooson Miners Dict. sig. V^v 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. extracted from throstlen. < as lemmas
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> as lemmas