홈 > Term: pigotite
pigotite
A salt of alumina and organic acid, 4Al2O3.C12H10O8.27H2O ; formed on the surface of granite under the influence of wet vegetation.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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- ed.young
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