manganite
(noun) a black mineral consisting of basic manganese oxide; a source of manganese
Source: WordNet® 3.1
manganite (plural manganites)
(geology) a dark gray mineral of manganese, MnO(OH), found throughout North America and Europe
• emanating, man-eating, maneating
Source: Wiktionary
Man"ga*nite, n.
1. (Min.)
Definition: One of the oxides of manganese; -- called also gray manganese ore. It occurs in brilliant steel-gray or iron-black crystals, also massive.
2. (Chem.)
Definition: A compound of manganese dioxide with a metallic oxide; so called as though derived from the hypothetical manganous acid.
Source: Webster’s Unabridged Dictionary 1913 Edition
23 December 2024
(noun) Australian tree having hard white timber and glossy green leaves with white flowers followed by one-seeded glossy blue fruit
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