| 释义 |
euclase Min.|ˈjuːkleɪs|
[a. Fr. euclase, f. Gr. εὐ- (see eu-) + κλάσ-ις breaking, f. κλά-ειν to break; so called on account of its easy cleavage.]
A silicate of aluminium and glucinum occurring in light-green, transparent crystals.
1804Fourcroy Chem. II. 412 The primative form of euclase is a right rectangular prism. 1822J. Imison Sc. & Art II. 93 Glucina..has been procured from..the euclase. 1868Dana Min. 380 Euclase receives a high polish, but is useless as an ornamental stone on account of its brittleness. 1874Westropp Man. Prec. Stones 25 The euclase is also of the same chemical composition as the emerald. |