홈 > Term: walchowite
walchowite
A honey-yellow variety of retinite containing little nitrogen, occurs in brown coal at Walchow, Moravia, Czech Republic.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
0
작성자
- ed.young
-
(V.I.P) 21084 포인트 - 100% positive feedback
(Milwaukee, United States)
