홈 > Term: todorokite
todorokite
A monoclinic mineral, (Na,Ca)0.5(Mn,Mg)6O12.4H2O ; forms black spongy banded and reniform aggregates composed of minute lathlike crystals; in Hokkaido, Japan.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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- ed.young
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