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A source of manganese
Answer for the clue "A source of manganese ", 11 letters:
hausmannite
Alternative clues for the word hausmannite
Word definitions for hausmannite in dictionaries
Wikipedia
Word definitions in Wikipedia
Hausmannite is a complex oxide of manganese containing both di- and tri-valent manganese. The formula can be represented as MnMnO. It belongs to the spinel group and forms tetragonal crystals. Hausmannite is a brown to black metallic mineral with Mohs hardness ...
Wiktionary
Word definitions in Wiktionary
n. (context mineral English) A dark mineral composed of manganese tetroxide, sometimes used as an ore of manganese.
WordNet
Word definitions in WordNet
n. a mineral consisting of manganese tetroxide; a source of manganese