(n.) One of the oxides of manganese; -- called also gray manganese ore. It occurs in brilliant steel-gray or iron-black crystals, also massive.
MANGANITE
Meaning of MANGANITE in English
Webster's English dictionary. Английский словарь Webster. 2012
(n.) One of the oxides of manganese; -- called also gray manganese ore. It occurs in brilliant steel-gray or iron-black crystals, also massive.
Webster's English dictionary. Английский словарь Webster. 2012