footwall definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the side beneath an inclined fault, vein, lode, or other type of ore body
footwall definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
- The mass of rock underlying a mineral deposit in a mine.
- The underlying block of a fault having an inclined fault plane.
footwall - Science Definition