ALL meanings of dioptase
di·op·tase
D d - noun dioptase a mineral, hydrous copper silicate, CuSiO 3 ⋅H 2 O, occurring in emerald-green crystals. 1
- noun dioptase a green glassy mineral consisting of hydrated copper silicate in hexagonal crystalline form. Formula: Cu6Si6O18.6H2O 0
- noun dioptase a hard, green, brittle, crystalline mineral, Cu6Si6O18·6H2O, hydrous copper silicate, used in making jewelry 0
- noun dioptase An intense emerald-green to bluish-green copper cyclosilicate mineral. 0