ホーム > Term: chertification
chertification
A type of silicification in which fine-grained quartz or chalcedony is introduced into limestones, such as in the Tri-State mining district of the Mississippi Valley.
- スピーチの一部 noun
- 産業/ドメイン 炭鉱
- カテゴリ 炭鉱全般; Mineral mining
- Government Agency: USBM
0
作成者
- ed.young
-
(V.I.P) 21084 ポイント - 100% positive feedback
(Milwaukee, United States)
