Footwall Hanging Wall Fault

See more at fault.

Footwall hanging wall fault.

Footwall definition the top of the rock stratum underlying a vein or bed of ore. The underlying block of a fault having an inclined fault plane. Mainly because the names hanging wall and footwall were named by miners who weren t trying to be cute. The american heritage student science dictionary second edition.

It is a flat surface that may be vertical or sloping. This is quite easy really. The mass of rock underlying a mineral deposit in a mine. Most faults broken places are essentially inclined planes like this.

Footwall synonyms footwall pronunciation footwall translation english dictionary definition of footwall. The dip of a reverse fault is relatively steep greater than 45. Fault plane is called the hanging wall or headwall. The fault strike is the direction of the line of intersection between the fault plane and earth s surface.

The block below is called the footwall. Quite often the ore that a mine. Hanging wall definition the underside of the wall rock overlying a vein or bed of ore. 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.

Draw a normal and reverse fault label the hanging wall and footwall for each also show how they move for each fault. Reverse faults indicate compressive shortening of the crust. The terminology of normal and reverse comes from coal mining in england where normal faults are the most common. Where the fault plane is sloping as with normal and reverse faults.

The fault plane is where the action is. The line it makes on the earth s surface is the fault trace.