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How to use manganite in a sentence
manganite, or hydroxide of manganese; is brownish-black or iron-black, powder brown, with somewhat of a metallic lustre.A Dictionary of Arts, Manufactures and Mines | Andrew Ure
The hydrated form, found native as the mineral manganite, is produced by the spontaneous oxidation of manganous hydroxide.
The sesquioxide is found crystallized in an anhydrous form in braunite, and hydrated in manganite.
The hydrate occurs sometimes in nature as black crystals (manganite).
It is a grey stone, full of crystalline needles, like manganite.Two Years Among the Savages of New Guinea. | W. D. Pitcairn
British Dictionary definitions for manganite
a blackish mineral consisting of basic manganese oxide in monoclinic crystalline form: a source of manganese. Formula: MnO(OH)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012