Augite meaning

ôjīt
A dark-green to black pyroxene mineral, (Ca,Na)(Mg,Fe,Al)(Si,Al)2 O6 , that contains large amounts of aluminum, iron, and magnesium.
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Any of various dark-colored, hard, monoclinic pyroxenes, (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6, found in basic igneous rocks.
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A glassy, dark-green to black variety of pyroxene. Chemical formula: (Ca,Na)(Mg,Fe,Al)(Si,Al)2O6.
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(mineralogy) A variety of pyroxene, usually of a black or dark green color, occurring in igneous rocks, such as basalt.
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Origin of augite

  • Latin augītis a precious stone from Greek augītēs from augē brightness

    From American Heritage Dictionary of the English Language, 5th Edition