chrysoberyl Min.
(ˈkrɪsəʊˌbɛrɪl)
[ad. L. chrȳsobēryll-us (Pliny) = Gr. χρῡσοβήρυλλος a variety of beryl with a golden tinge, f. χρῡσό-ς gold + βήρυλλος beryl.]
† a. A variety of beryl, with a tinge of yellow.
b. A yellowish green gem, in composition an aluminate of glucinum. A variety with a bluish opalescence is cymophane or chrysoberyl cat's-eye.
| [1398 Trevisa Barth. De P.R. xvi. xx. (1495) 559 Crisoberillus is a manere kynd of beryll, and pale greynes therof shine towarde colour of golde.] 1661 Lovell Hist. Anim. & Min. Introd. 86 Some [stones] are green as..chrysoberil. 1751 Chambers Cycl., Chrysoberyl, a precious stone; being a kind of pale beryl, with a tincture of yellow. 1796 Kirwan Min. (ed. 2) I. 261 Chrysoberyll. Its colour is a dilute yellowish green, but like an opal it reflects, seemingly from its inside, a mixed colour of bluish green and golden yellow. 1874 Westropp Precious Stones 67 The cymophane, or chrysoberyl cat's-eye, exhibits as it were the pupil of an eye moving about within the stone. 1888 Pall Mall G. 6 Dec. 10/2 ‘The Hindoo Lingam God’, consisting of a chrysoberyl cat's-eye fixed in a topaz, and mounted in a pyramidal base studded with diamonds. |