The hanging wall occurs above the fault plane and the footwall occurs below it.
Hanging wall and footwall geology.
This terminology comes from mining.
Hanging wall and footwall the two sides of a non vertical fault are known as the hanging wall and footwall.
Thrust faults with a very low angle of dip and a very large total displacement are called overthrusts or detachments.
Block below is called the footwall.
Where the fault plane is sloping as with normal and reverse faults the upper side is the hanging wall and the lower side is the footwall.
When the fault plane is vertical there is no hanging wall or footwall.
Hanging wall definition the underside of the wall rock overlying a vein or bed of ore.
Metamorphism melting and exhumation of the leo pargil dome nw india.
The hanging wall moves up and over the footwall.
The dip of a fault plane is its angle of inclination measured from the horizontal.
Any fault plane can be completely described with two measurements.
The fault strike is the direction of the line of intersection between the fault plane and earth s surface.
Footwall synonyms footwall pronunciation footwall translation english dictionary definition of footwall.
Footwall definition the top of the rock stratum underlying a vein or bed of ore.
When working a tabular ore body the miner stood with the footwall under his feet and with the hanging wall above him.
These are often found in intensely deformed mountain belts.
The mass of rock underlying a mineral deposit in a mine.
Foot wall fo ot wôl the block of rock lying under an inclined fault.
The dip of a fault plane is its angle of inclination measured from the horizontal.
Thrust faults are reverse faults that dip less than 45.
The leo pargil shear zone defines the west flank of the dome and separates the footwall rocks of the dome from the haimanta group and the overlying metasedimentary rocks in the hanging wall to the west thiede et al 2006.
The fault strike is the direction of the line of intersection between the fault plane and earth s surface.
Hintersberger et al 2010 in press.
The block below is called the footwall.
Its strike and its dip.