Footwall Hanging Wall Fault

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Footwall hanging wall fault. Draw a normal and reverse fault label the hanging wall and footwall for each also show how they move for each fault. Footwall definition the top of the rock stratum underlying a vein or bed of ore. Footwall synonyms footwall pronunciation footwall translation english dictionary definition of footwall. Mainly because the names hanging wall and footwall were named by miners who weren t trying to be cute.

The fault strike is the direction of the line of intersection between the fault plane and earth s surface. The terminology of normal and reverse comes from coal mining in england where normal faults are the most common. The american heritage student science dictionary second edition. The block below is called the footwall.

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. The line it makes on the earth s surface is the fault trace. Most faults broken places are essentially inclined planes like this.

The mass of rock underlying a mineral deposit in a mine. Fault plane is called the hanging wall or headwall. The underlying block of a fault having an inclined fault plane. The fault plane is where the action is.

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. This is quite easy really. Quite often the ore that a mine. Reverse faults indicate compressive shortening of the crust.

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.