| 单词 | iron pyrites |
| 释义 | > as lemmasiron pyrites iron pyrites n. see pyrites n. 2. iron pyrites 2. Mineralogy. Either of the two common forms of iron disulphide, FeS2, pyrite and marcasite, both of which form crystals with a brassy metallic lustre (also iron pyrites); fool's gold. Also (usually with distinguishing word): any of various other metal sulphides and arsenides. Cf. pyrite n. 2.arsenical, copper, white iron pyrites, etc.: see the first element. ΘΚΠ the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > pyrite group pyrites1567 the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > marcasite or related minerals marcasite?c1425 pyrites1567 marcasin1601 Jew's stone1617 copperas-stone1640 brass lump1675 spear pyrites1837 the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > sphalenite group > copper iron sulphide pyrites1567 yellow ore1630 podar1778 magnetic pyrites1809 bornite1811 towanite1852 peacock copper1858 peacock ore1858 homichlin1859 horseflesh ore1868 talnakhite1969 the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > pyrite group > pyrite firestone1440 pyrites1567 mundic1662 maxy1671 pyrite1741 magistral1824 fool's gold1828 brass1829 1543 B. Traheron Interpr. Straunge Wordes in tr. J. de Vigo Most Excellent Wks. Chirurg. sig. &&.iiv Marchasita is a stone wherwyth brasse is tryed out. It is lyke brasse, & when it is strycken, sparkes of fyre flye out, & therfore it is called, pyrites in greke.] 1567 J. Maplet Greene Forest f. 17v Pirrites is a kinde of stone, yealow, like to the fire his flame. 1601 P. Holland tr. Pliny Hist. World II. 588 There is another fire stone going under the name of Pyrites or Marcasin [Fr. marcassin; L. pyrites], which resembleth brasse ore in the mine. 1684 Philos. Trans. (Royal Soc.) 14 518 Wherever the Pyrites is mentioned by the Antients, it is always to be understood of the Copper Pyrites; they scarce having had any knowledge of the Iron Pyrites. 1748 J. Hill Gen. Nat. Hist. I. 615 The most common of all the species of striated Pyritæ. c1794–1810 B. Waterhouse Let. in J. J. Abraham Lettsom (1933) xviii. 362 Then I showed them true gold and silver ores from your collection, and contrasted them with the worthless but glittering pyrites. a1817 T. Dwight Trav. New-Eng. & N.-Y. (1822) IV. 484 Copperas was extracted in large quantities from Pyrites in Vermont, New-Jersey, and Tennessee. 1864 Jrnl. Chem. Soc. 17 118 The flue-dust of Pyrites-burners. 1886 Encycl. Brit. XX. 128/2 By modern mineralogists the term ‘pyrites’ has been extended to a number of metallic sulphides, and it is..now used rather as a group-name than as the specific designation of a mineral. 1922 Gas Manuf., Distribution & Use (Brit. Commerc. Gas Assoc.) 141/2 The waves washing over the cliffs had caused the iron pyrites..to decompose and give out sufficient heat to ignite the shale. 1977 Time 4 Apr. 14/1 The project would include a pyrites processing plant. 1992 Watertown (N.Y.) Daily Times 20 Jan. 30/2 Common sense told him it was pyrites, the ‘fool's gold’ often found in the mountains. < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。