sulphuret Chem.
(ˈsʌlfjʊərɛt)
[ad. mod.L. sulphurētum: see sulphur n. and -uret. Cf. sulphure.]
= sulphide n. (Now only in Materia Medica and Mining.)
| 1790 Kerr tr. Lavoisier's Elem. Chem. 249 One part ore of molybdena, which is a natural sulphuret of that metal, is put into a retort. 1791 Hamilton Berthollet's Dyeing II. ii. ii. i. 65 Sulphuret of alkali. 1794 Pearson in Phil. Trans. LXXXIV. 395 Sulphuret of lime (calcareous liver of sulphur). 1811 A. T. Thomson Lond. Disp. (1818) 499 The potash combines with the sulphur of the sulphuret of antimony, and forms sulphuret of potash. 1825 J. Nicholson Oper. Mech. 629 Lead is obtained from ore, and, from its being generally combined with sulphur, it has been denominated ‘sulphuret’. 1839 H. T. De la Beche Rep. Geol. Cornwall, etc. x. 287 The sulphuret of zinc (the Black Jack of the Cornish miners). 1852 Royle Mat. Med. (ed. 2) 87 Potassii Sulphuretum..Sulphuret of Potassium. 1881 Raymond Mining Gloss., Sulphurets, in miners' phrase, the undecomposed metallic ores, usually sulphides. Chiefly applied to auriferous pyrites. 1895 Daily News 25 June 9/5 Tons of sulphurets treated, 398. |
| attrib. 1877 Raymond Statist. Mines & Mining 75 Sulphuret-concentration... Sulphuret-reduction. 1882 Rep. Ho. Repr. Prec. Met. U.S. 261 A strong vein of sulphuret ore. |