hangingwall ramp A-Ramps and flats hangingwall B- Hangingwall ramp and footwall footwall ramp footwall ramp C-? thrust sequence New thrusts develop in the footwall D-? thrust sequence New thrusts develop in the Hangingwall E- Thrust duplex roof thrust imbricate thrust slices are contained between a floor imbricate zone floor thrust thrust and a roof thrust F-Pop-up structure frontal ramp back thrust G- Triangle zone
A - Ramps and flats B – Hangingwall ramp and footwall ramp C – ? thrust sequence New thrusts develop in the footwall D – ? thrust sequence New thrusts develop in the Hangingwall E – Thrust duplex: imbricate thrust slices are contained between a floor thrust and a roof thrust F - Pop -up structure G – Triangle zone ? ? ?
Extensional Fault Systems Mylonites forming in delamination z A- Evolutionary model illustrating Progressive extension accommodated by blockrotation above a lowangle Rumple detachment taunts matay extensional fault Kinematic aotive meloni B- Listric fault with hangingwall rollover Youngest detachment faull A Hall-graben anticline. Area A and b are equal wogo C-Flat/ramp geometry of fault produces geometrically necessary folding in Hollow hangingwall hangingwall bloc Ramp 需吧D- Antithetic faults in hangingwall E-Synthetic faults in footwall forming Litre fan listric fan hangingwall Hangingwall F- Extensional duplex with listric fan and Listne tan Counter fan antithetic counter fan G- Two listric faults linked by a transfer fault all three detach on the same sole fault
Extensional Fault Systems A- Evolutionary model illustrating Progressive extension accommodated By blockrotation above a lowangle extensional fault. B- Listric fault with hangingwall rollover anticline. Area A and B are equal. C – Flat/ramp geometry of fault produces geometrically necessary folding in hangingwall. D- Antithetic faults in hangingwall. E – Synthetic faults in footwall forming listric fan. F- Extensional duplex with listric fan and antithetic counter fan. G- Two listric faults linked by a transfer fault;all three detach on the same sole fault
Strike-slip fault system A- Local compressional and extensional struc tures produced by fault terminations and fault overlaps Fault overlap B-Formation of raised And depressed wedge Shaped blocks by local Transpression and Transtension Positive and negative flower structures Produ- ced by convergence and Positive flower structure iII TTTT divergence respectively strike-slip motion Out of page into page fufi TIIifTfiT D-Strike-slip duplex Negative flower structure
Strike-slip fault system A- Local compressional and extensional structures produced by fault terminations and fault overlaps. B-Formation of raised And depressed wedgeShaped blocks by local Transpression and Transtension. C- Positive and negative flower structures Produced by convergence and divergence respectively in strike-slip motion D-Strike-slip duplex
A B Inversion: extensional half-graben reactivated in compression. Note that compressional folds coexisit with net normal displacement
Inversion: extensional half-graben reactivated in compression. Note that compressional folds coexisit with net normal displacement
a Fold axis Relationship of joint sets to a major fold alongitudinal joints, b. diagonaljoints c transverse joints, d sheet joints
Relationship of joint sets to a major fold a.longitudinal joints, b.diagonal joints, c.transverse joints, d.sheet joints Fold axis d