홈 > Term: bound gravel
bound gravel
A hard, lenticular, cemented mass of sand and gravel occurring in the region of the water table; it is often mistaken for bedrock.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
0
작성자
- ed.young
- 100% positive feedback
(Milwaukee, United States)