홈 > Term: ashcroftine
ashcroftine
A tetragonal mineral, K5Na5(Y,Ca)12Si28O70(OH)2(CO3)8.3H2O ; occurs in small pink needles at Narsarsuk, Greenland.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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- ed.young
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