Hanging Wall Footwall Faults

Footwall definition the top of the rock stratum underlying a vein or bed of ore.

Hanging wall footwall faults.

Where the fault plane is sloping as with normal and reverse faults. 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 mass of rock overlying a mineral deposit in a mine.

It is a flat surface that may be vertical or sloping. The line it makes on the earth s surface is the fault trace. 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 block below is called the footwall. The main components of a fault are 1 the fault plane 2 the fault trace 3 the hanging wall and 4 the footwall. The hanging wall moves up and over the footwall. The terminology of normal and reverse comes from coal mining in england where normal faults are the most common.

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. Thrust faults are reverse faults that dip less than 45. Footwall synonyms footwall pronunciation footwall translation english dictionary definition of footwall. Reverse faults indicate compressive shortening of the crust.

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. Normal fractures in rock with no offset where there has been no motion are called. A n fault forms when the hanging wall moves down relative to the footwall a.

Fault plane is called the hanging wall or headwall. The underlying block of a fault having an inclined fault plane.