Hangwall And Footwall

Footwall synonyms footwall pronunciation footwall translation english dictionary definition of footwall.

Hangwall and footwall.

Hanging wall definition the underside of the wall rock overlying a vein or bed of ore. A type of fault in which the hanging wall moves down relative to the footwall and the fault surface dips steeply commonly from 50 o to 90 o groups of normal faults can produce horst and graben topography or a series of relatively high and low standing fault blocks as seen in areas where the crust is rifting or being pulled apart by plate tectonic activity. Footwall definition the top of the rock stratum underlying a vein or bed of ore. Draw a normal and reverse fault label the hanging wall and footwall for each also show how they move for each fault.

The underlying block of a fault having an inclined fault plane. In a non vertical fault where the fault plane dips the footwall is the section of the fault that lies under the fault while the hanging wall lies over the fault the names come about from the. Hanging wall and footwall. Also miners will mine ore not hanging walls or footwalls.

As nouns the difference between hangingwall and footwall is that hangingwall is while footwall is geology the section of rock that extends below a diagonal fault line the corresponding upper section being the hanging wall. The mass of rock underlying a mineral deposit in a mine. This terminology comes from mining. Hintersberger et al 2010 in press.

When working a tabular ore body the miner stood with the footwall under his feet and with the hanging wall above him. The two sides of a non vertical fault are known as the hanging wall and footwall. Generally speaking the hanging wall and footwall of a fault are in contact with each other.