Augite
an important mineral, interesting from its geological as well as school in French dramatic literature. He the name to the greenish or brownishblack and black kinds of aluminous pyroxene, found chiefly in eruptive, but sometimes also in metamorphic, rocks. When its mineralogical relations. Dana applies the name to the greenish or brownish- black and black kinds of aluminous pyroxene, found chiefly in eruptive, but some-