footwall

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foot·wall

 (fo͝ot′wôl′)
n. Geology
1. The mass of rock underlying a mineral deposit in a mine.
2. The underlying block of a fault having an inclined fault plane.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

footwall

(ˈfʊtˌwɔːl)
n
(Geological Science) the rocks on the lower side of an inclined fault plane or mineral vein. Compare hanging wall
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

foot•wall

(ˈfʊtˌwɔl)

n.
1. the top of the rock stratum underlying a vein or bed of ore.
2. a mass of rock lying beneath a fault plane.
[1640–50]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

foot·wall

(fo͝ot′wôl′)
The block of rock lying under an inclined fault. See more at fault. Compare hanging wall.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.footwall - the lower wall of an inclined fault
inclined fault - a geological fault in which one side is above the other
wall - anything that suggests a wall in structure or function or effect; "a wall of water"; "a wall of smoke"; "a wall of prejudice"; "negotiations ran into a brick wall"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
and Click, D.C.: 2001, Coal and gas outbursts in footwalls of reverse faults.
Using the [FLAC.sup.3D] numerical simulation method, the characteristics of mining stress evolution, fault activation patterns, and fault energy evolution characteristics are simulated and analyzed in the process of the footwall and hanging wall working face heading to a normal fault.
But the footwalls, while more difficult to mine, proved to be rich in copper and platinum group elements, which are important components for catalytic converters in vehicles and fuel cells.
During the 2000s, smaller mining companies like FNX had to be more creative and mined footwall deposits - the rock on the underside of the mineral vein - that had fewer large solid chunks of minerals.
South of the Munsiari thrust, in the proximal footwalls of the Chaukori and Askot klippen, muscovites ages are ca.
And Kellogg's will give away Strike footwalls - concrete structures used for goal practice - to 1,000 schools.
The top and bottom points of the hangingwalls and footwalls were transferred to different files.
But the footwalls beyond the contact were never really explored.
Some permafrost deposits could be used to firm up footwalls and therefore cut costs, but that is a very preliminary proposition at present.
"We are largely looking for copper and precious group elements (PGEs) in the footwalls of the Sudbury Igneous Complex."