footwall

[ foot-wawl ]

/ ˈfʊtˌwɔl /

noun

Mining. the top of the rock stratum underlying a vein or bed of ore.Compare hanging wall (def. 1).

Geology. a mass of rock lying beneath a fault plane.

Origin of footwall

First recorded in 1640–50; foot + wall

Words nearby footwall

footstool, foot the bill, foot-ton, foot traffic, foot valve, footwall, foot warmer, footway, footwear, footwell, footwork

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for footwall

The ratio of ore area to total explored area, measured in the plane of the footwall, was 21-½ per cent.
The Economic Aspect of Geology|C. K. Leith
To these timbers are fixed small timbers along the footwall, to which are fastened the lagging and ladders.
De Re Metallica|Georgius Agricola
The total area of ore measured on the footwall was 785 acres.
The Economic Aspect of Geology|C. K. Leith
But the hardest rock of the hanging or footwall, however, is seldom as hard as the harder class of ore.
De Re Metallica|Georgius Agricola

Stringers are given the same characteristics as veins, but divided into hanging, footwall, and other varieties.
De Re Metallica|Georgius Agricola

British Dictionary definitions for footwall

footwall

/ (ˈfʊtˌwɔːl) /

noun

the rocks on the lower side of an inclined fault plane or mineral veinCompare hanging wall

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for footwall

footwall

[ fut′wôl′ ]

The block of rock lying under an inclined geologic fault plane. See more at fault. Compare hanging wall.

单词	footwall
释义	footwall [ foot-wawl ] / ˈfʊtˌwɔl / noun Mining. the top of the rock stratum underlying a vein or bed of ore.Compare hanging wall (def. 1). Geology. a mass of rock lying beneath a fault plane. Origin of footwall First recorded in 1640–50; foot + wall Words nearby footwall footstool, foot the bill, foot-ton, foot traffic, foot valve, footwall, foot warmer, footway, footwear, footwell, footwork Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for footwall The ratio of ore area to total explored area, measured in the plane of the footwall, was 21-½ per cent. The Economic Aspect of Geology\|C. K. Leith To these timbers are fixed small timbers along the footwall, to which are fastened the lagging and ladders. De Re Metallica\|Georgius Agricola The total area of ore measured on the footwall was 785 acres. The Economic Aspect of Geology\|C. K. Leith But the hardest rock of the hanging or footwall, however, is seldom as hard as the harder class of ore. De Re Metallica\|Georgius Agricola Stringers are given the same characteristics as veins, but divided into hanging, footwall, and other varieties. De Re Metallica\|Georgius Agricola British Dictionary definitions for footwall footwall / (ˈfʊtˌwɔːl) / noun the rocks on the lower side of an inclined fault plane or mineral veinCompare hanging wall Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for footwall footwall [ fut′wôl′ ] The block of rock lying under an inclined geologic fault plane. See more at fault. Compare hanging wall. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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