bn:00065432n
Noun Concept
Categories: Manganese(IV) minerals, Minerals in space group 136, Tetragonal crystal system, Oxide minerals, Rutile group
EN
pyrolusite  polianite  Pyrolucite
EN
A mineral consisting of manganese dioxide; an important source of manganese WordNet 3.0
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EN
A mineral consisting of manganese dioxide; an important source of manganese WordNet 3.0 & Open English WordNet
Pyrolusite is a mineral consisting essentially of manganese dioxide and is important as an ore of manganese. Wikipedia
Oxide mineral Wikidata
A dark coloured mineral, consisting of manganese dioxide (MnO2), that is an important ore of manganese. Wiktionary
A mineral, manganese dioxide. Wiktionary (translation)
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