Hanging Wall Footwall Faults

Thrust faults with a very low angle of dip and a very large total displacement are called overthrusts or detachments.

Hanging wall footwall faults.

Hanging wall synonyms hanging wall pronunciation hanging wall translation english dictionary definition of hanging wall. 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 hanging wall moves up and over the footwall. The dip of a reverse fault is relatively steep greater than 45.

The underlying block of a fault having an inclined fault plane. The block below is called the footwall. Reverse dip slip faults result from horizontal compressional forces caused by a shortening or contraction of earth s crust. It is a flat surface that may be vertical or sloping.

The mass of rock underlying a mineral deposit in a mine. Normal fractures in rock with no offset where there has been no motion are called. These are often found in intensely deformed. Reverse faults indicate compressive shortening of the crust.

Footwall definition the top of the rock stratum underlying a vein or bed of ore. The terminology of normal and reverse comes from coal mining in england where normal faults are the most common. The mass of rock overlying a mineral deposit in a mine. A n fault forms when the hanging wall moves down relative to the footwall a.

The fault strike is the direction of the line of intersection between the fault plane and earth s surface. The fault plane is where the action is. The line it makes on the earth s surface is the fault trace. A reverse fault is the opposite of a normal fault the hanging wall moves up relative to the footwall.

Where the fault plane is sloping as with normal and reverse faults. The main components of a fault are 1 the fault plane 2 the fault trace 3 the hanging wall and 4 the footwall.