Normal Fault Footwall Hanging Wall

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

Normal fault footwall hanging wall.

Reverse faults indicate compressive shortening of the crust. The hanging wall slides down relative to the footwall. If the hanging wall drops relative to the footwall you have a normal fault. The dip of a reverse fault is relatively steep greater than 45.

Normal faults are common. Normal dip slip faults are produced by vertical compression as earth s crust lengthens. True in a reverse fault the hanging wall block moves up relative to the footwall block. Edges of horsts and grabens.

The fault plane is where the action is. Hanging wall down footwall up. Normal faults form in response to horizontal tensional stresses that stretch or elongate the rocks. A reverse fault is the opposite of a normal fault the hanging wall moves up relative to the footwall.

It is a flat surface that may be vertical or sloping. Edges of horsts and grabens. Low angle normal fault footwall gneiss hanging wall shallow crust rocks. Where the fault plane is sloping as with normal and reverse faults.

The terminology of normal and reverse comes from coal mining in england where normal faults are the most common. Other articles where normal fault is discussed. You can tell normal and reverse faults apart because at a normal fault the hanging wall has relative to the footwall. Boundaries of metamorphic core complexes.

They bound many of the mountain ranges of the world and many of the rift valleys found along spreading margins. The term footwall is derived from miners finding mineral deposits where inactive faults have been filled in with mineral deposits at their feet. Zones of crustal extension. Normal faults occur in areas undergoing extension stretching.

Basin and range region. If you imagine undoing the motion of a normal fault you will undo the stretching and thus shorten the horizontal distance between two points on either side of the fault. Groups of normal faults can. Normal fault with the fault blocks on the right dropping downward myrna martin footwalls and hanging walls.

Hanging wall down footwall up. Zones of crustal extension. Footwall where miners find mineral deposits a normal fault will have a hanging wall and a footwall. Hanging wall up footwall down.

Normal fault geology a type of fault in which the hanging wall moves down relative to the footwall and the fault surface dips steeply commonly from 50o to 90o. The main components of a fault are 1 the fault plane 2 the fault trace 3 the hanging wall and 4 the footwall. Dropped a fold is a in rock and a fault is a in rock. Low angle normal fault footwall gneiss hanging wall shallow crust rocks.