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man•ga•nite



Pronunciation: (mang'gu-nīt"), [key]
n.
1. a gray to black mineral, hydrous manganese oxide, MnO(OH); gray manganese ore.
2. Chem.any of a series of salts containing tetravalent manganese and derived from either of two acids, H4MnO4 or H2MnO3.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

Manganinmanganous
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