footwall
IPA: fˈʊtwɔɫ
noun
- (geology) The section of rock that extends below a diagonal fault line (the corresponding upper section being the hanging wall).
- (mining) The under wall of an enclosed vein.
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Examples of "footwall" in Sentences
- The hanging wall moves upward, relative to the footwall.
- The hanging wall moves downward, relative to the footwall.
- The Kalahrood cave formed in footwall of the Kalahrood thrust .