STRUCTURAL GEOLOGY

A Little Quiz...

The picture below shows an CS mylonite in a granite. Can you point the shear bands and the foliation? Kinematic?
1/ What is a shear zone?

2/ Define the concept of pure shear strain regime?

3/ How can one tell when a shear zone is the result of a simple shear strain regime?

4/ Define the following terms: Mylonite, Protolith.

5/ What is the difference between the movement plane and the shear plane.

6/ Define the strain reference frame and the kinematic reference frame.

7/ What are kinematic criteria?

8/ Slide 36 shows the development of pressure shadows around a pyrite grain. What is the kinematic?

9/ What is an SC mylonite?

10/ Why does SC mylonite cannot form during a pure shear strain regime?

Click here for a virtual field trip through an eclogitic shear zone.
Click here for a virtual field trip through a 30cm thick shear zone.