Chapter 7 struc

Chapter 7 struc - Geology 3443 Spring 2006 Chapter 7 Joints...

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Geology 3443 Spring 2006 Definitions and Distinctions 1. What is the difference between a fracture, joint, a shear fracture, a fault and a vein? 2. What is the orientation of a joint relative to the stress principal directions at the time it formed? Does a joint have any shearing stress when it forms? Surface Morphology 3. What are the features that occur on the surfaces of joints, and what causes them? 4. What are the three modes of fracturing? Which mode produces joints? 5. How do columnar joints form? 6. What are the patterns that characterize the termination of joints and the intersection of joints? Joint Arrays 7. What is the difference between orthogonal and conjugate joints? A joint set and joint system? Cross joints and non-systematic joints? Columnar and sheeting joints? 8. Explain how to tell the age relationship between two joint sets. What is hooking and why does it occur? 9.
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This note was uploaded on 01/03/2011 for the course GEOL 3443 taught by Professor Staff during the Fall '08 term at UT Arlington.

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Chapter 7 struc - Geology 3443 Spring 2006 Chapter 7 Joints...

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