bronzite

bronzite

[bron-zahyt]
noun
a greenish-brown or black mineral with a bronzelike luster, an orthorhombic pyroxene, (Mg,Fe) 2 (Si 2 O 6 ), intermediate in composition between enstatite and hypersthene.

Origin:
1810–20; bronze + -ite1; so called from its sheen

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bronzite (ˈbrɒnzaɪt)
 
n
a type of orthopyroxene often having a metallic or pearly sheen

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