Faults & Joints: Definitions & Types

Define Faults & Joints

Fault nomenclature

• Fault plane or surface
• Fault trace
• Fault strike
• Fault dip
• Fault displacement
• Hanging Wall
• Foot Wall
• Brief exercise in recognizing Hanging & Foot walls

Dip-Slip Faults

• Normal (Gravity) & Detachment Faults
• Map symbols
• Horsts & Grabens
• Reverse & Thrust
• Map symbols
• Age relationships in faulting
• Topographic expressions of dip-slip faults
• Brief exercise in recognizing faults in cross section.

Strike-Slip Faults

• Right-lateral (dextral)
• Left-lateral (sinestral)
• Map symbols
• Topographic expressions of strike-slip faults
• Brief exercise in recognizing strike-slip motion

Oblique-Slip Faults

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