any of various dark-colored, hard, monoclinic pyroxenes, (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)O, found in basic igneous rocks
Origin of augiteClassical Latin augites ; from Classical Greek augit?s, a precious stone ; from aug?, sunlight, brightness ; from Indo-European base an unverified form aug-, to gleam
A dark-green to black pyroxene mineral, (Ca,Na)(Mg,Fe,Al)(Si,Al)2O6, that contains large amounts of aluminum, iron, and magnesium.
Origin of augiteLatin aug&imacron;tis, a precious stone, from Greek aug&imacron;t&emacron;s, from aug&emacron;, brightness.
(countable and uncountable, plural augites)
- (mineralogy) A variety of pyroxene, usually of a black or dark green color, occurring in igneous rocks, such as basalt.