Footwall definition the top of the rock stratum underlying a vein or bed of ore.
Hanging wall and footwall in faults.
Reverse faults indicate compressive shortening of the crust.
Footwall synonyms footwall pronunciation footwall translation english dictionary definition of footwall.
The fault plane is where the action is.
The line it makes on the earth s surface is the fault trace.
It is a flat surface that may be vertical or sloping.
Where the fault plane is sloping as with normal and reverse faults.
The hanging wall moves up and over the footwall.
The block below is called the footwall.
The terminology of normal and reverse comes from coal mining in england where normal faults are the most common.
The main components of a fault are 1 the fault plane 2 the fault trace 3 the hanging wall and 4 the footwall.
The fault strike is the direction of the line of intersection between the fault plane and earth s surface.
Reverse dip slip faults result from horizontal compressional forces caused by a shortening or contraction of earth s crust.
These are often found in intensely deformed.
The dip of a reverse fault is relatively steep greater than 45.
The mass of rock overlying a mineral deposit in a mine.
Fault plane is called the hanging wall or headwall.
A reverse fault is the opposite of a normal fault the hanging wall moves up relative to the footwall.
Thrust faults are reverse faults that dip less than 45.
The mass of rock underlying a mineral deposit in a mine.