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footwall

Line breaks: foot|wall

Definition of footwall in English:

noun

Geology
The block of rock which lies on the underside of an inclined fault or of a vein of mineral.
Example sentences
  • They contain kilometre-scale blocks of igneous basement rocks, plucked by the rising diapir from the footwall of the fault.
  • As a result, Triassic rocks in the hanging wall thrust onto Upper Cretaceous rocks in the footwall.
  • At its southern boundary the terrane lies in the footwall of another north-directed thrust with Dazhuqu terrane ophiolitic rocks or Paleogene Liuqu Conglomerate in the hanging wall.

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Pronunciation: ˈtɛnɪbrəs
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