Chapter 16 PM - Chapter 16 Rifting & Extensional Tectonics...

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Chapter 16 Introduction 1) What is the difference between an active rift and an inactive one? A successful and unsuccessful rift? What is an Aulacogen? 2) What are examples of each of the categories in question 1? 3) How much does the lithosphere extend in a successful rift? What is the continental margin called that is formed by a successful rift? Structure of a Rift 4) Draw a cross section of a symmetric rift model and an asymmetric rift model? 5) Which has horsts and graben and which has a breakaway fault? Which tends to have planar or listric faults? 6) What’s the difference between “book-shelf” and listric normal faults? 7) What produces a rollover fold? How is its cause different from a buckling fold? 8) What is the difference between a pure shear and simple shear model of rifting? Which one produces a symmetric rift and which produces an asymmetric one? 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 16 PM - Chapter 16 Rifting & Extensional Tectonics...

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