bn:00053182n
Noun Concept
Categories: Manganese(III) minerals, Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference, Wikipedia articles incorporating text from the 1911 Encyclopædia Britannica, Minerals in space group 14, Monoclinic minerals
EN
manganite  Burnessite  Gray manganese ore
EN
A black mineral consisting of basic manganese oxide; a source of manganese WordNet 3.0
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EN
Manganite is a mineral composed of manganese oxide-hydroxide, MnO, crystallizing in the monoclinic system. Wikipedia
Hydroxide mineral Wikidata
A dark gray mineral of manganese, MnO(OH), found throughout North America and Europe. Wiktionary
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