Hanging Wall Footwall Faults

The main components of a fault are 1 the fault plane 2 the fault trace 3 the hanging wall and 4 the footwall.

Hanging wall footwall faults.

Where the fault plane is sloping as with normal and reverse faults. Normal fractures in rock with no offset where there has been no motion are called. The block below is called the footwall. Footwall definition the top of the rock stratum underlying a vein or bed of ore.

A n fault forms when the hanging wall moves down relative to the footwall a. It is a flat surface that may be vertical or sloping. Reverse dip slip faults result from horizontal compressional forces caused by a shortening or contraction of earth s crust. The hanging wall moves up and over the footwall.

Thrust faults are reverse faults that dip less than 45. The mass of rock underlying a mineral deposit in a mine. The mass of rock overlying a mineral deposit in a mine. Footwall synonyms footwall pronunciation footwall translation english dictionary definition of footwall.

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 underlying block of a fault having an inclined fault plane. The fault plane is where the action is. Reverse faults indicate compressive shortening of the crust.

The line it makes on the earth s surface is the fault trace. The dip of a reverse fault is relatively steep greater than 45. Hanging wall synonyms hanging wall pronunciation hanging wall translation english dictionary definition of hanging wall. A reverse fault is the opposite of a normal fault the hanging wall moves up relative to the footwall.

The fault strike is the direction of the line of intersection between the fault plane and earth s surface. Thrust faults with a very low angle of dip and a very large total displacement are called overthrusts or detachments.