a hard, brittle, orthorhombic pyroxene, MgSiO, found in igneous rocks and in meteorites; magnesium silicate
Origin of enstatiteGerman enstatit from Classical Greek enstat?s, opponent + German -it, -ite: from its refractory nature
A glassy, usually yellowish gray variety of orthopyroxene having a magnesium silicate base, mainly MgSiO3, usually found embedded in igneous rocks and meteorites.
Origin of enstatiteGreek enstatēs adversary (because of its refractory quality) en- in, at, near ; see en- 2. -statēs one that stands ; see stā- in Indo-European roots. -ite 1
- (mineralogy) A form of pyroxene consisting solely of magnesium silicate.