a mineral consisting of manganese tetroxide; a source of manganese
hausmannite en 30 secondes
- (noun) a mineral consisting of manganese tetroxide; a source of manganese
Meanings
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noun a mineral consisting of manganese tetroxide; a source of manganese
Summary
a mineral consisting of manganese tetroxide; a source of manganese
- (noun) a mineral consisting of manganese tetroxide; a source of manganese