Footwall Hanging Wall Fault

The underlying block of a fault having an inclined fault plane.

Footwall hanging wall fault.

Footwall synonyms footwall pronunciation footwall translation english dictionary definition of footwall. The main components of a fault are 1 the fault plane 2 the fault trace 3 the hanging wall and 4 the footwall. This is quite easy really. 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.

The terminology of normal and reverse comes from coal mining in england where normal faults are the most common. Footwall definition the top of the rock stratum underlying a vein or bed of ore. Reverse faults indicate compressive shortening of the crust. A reverse fault is the opposite of a normal fault the hanging wall moves up relative to the footwall.

Mainly because the names hanging wall and footwall were named by miners who weren t trying to be cute. Hanging wall definition the underside of the wall rock overlying a vein or bed of ore. The block below is called the footwall. The line it makes on the earth s surface is the fault trace.

Where the fault plane is sloping as with normal and reverse faults. It is a flat surface that may be vertical or sloping. Quite often the ore that a mine. Draw a normal and reverse fault label the hanging wall and footwall for each also show how they move for each fault.

Hanging wall synonyms hanging wall pronunciation hanging wall translation english dictionary definition of hanging wall. The mass of rock underlying a mineral deposit in a mine. See more at fault. The fault strike is the direction of the line of intersection between the fault plane and earth s surface.

The dip of a reverse fault is relatively steep greater than 45. Fault plane is called the hanging wall or headwall.