anorthite

anorthite Definition

an·or·thite (an ôr′t̸hīt′)

noun

a white or grayish variety of plagioclase, CaAlSiO, found in basic igneous rocks

Etymology: < Gr an-, not + orthos, straight (see ortho-) + -ite

anorthite Related Forms

an′·or·thit′ic (-t̸hit′ik) adjective

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