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| Geology: | rock types | faults/folds | real faults/folds | geological concepts | plate tectonics | brief southwest geology | Tucson geology | | ||||||
RECOGNIZING FAULTS AND FOLDS
Do you remember your forces, faults, and folds from the introduction?
FAULTS: when rocks break due to force. Put mouse cursor in image to see what it looked like before the force was applied to it.
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Normal
Fault
Caused by tension |
Reverse
Fault
Caused by compression |
Strike-Slip
Fault
Caused by shear (lateral) forces |
FOLDS: when rocks bend due to force.
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Anticline |
Syncline
Caused by compression Folded down like a "U" |
| Site Map | Pima Community College |