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Definition of Manganocummingtonite
1. Noun. (minerology) A monoclinic-prismatic mineral containing hydrogen, iron, magnesium, manganese, oxygen, silicon, and sodium. ¹
¹ Source: wiktionary.com
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1. Noun. (minerology) A monoclinic-prismatic mineral containing hydrogen, iron, magnesium, manganese, oxygen, silicon, and sodium. ¹
¹ Source: wiktionary.com