Geology – Define regional metamorphism

Geology

(d) Demonstrate college-level writing including proper grammar, punctuation, spelling, and logic flow

(e) Submit your Word document, PDF, or Rich Text Format to the Assignments folder under the appropriate Project title in the LEO Assignment Folder.

For project 4, please provide short answers for the following:

1. Define REGIONAL METAMORPHISM:    

2. Define CONTACT METAMORPHISM:

3. How are REGIONAL and CONTACT metamorphism different?

4. Define “foliation”, and with which type of metamorphism is it associated?

5.  Describe how foliation develops in a metamorphic rock:

6.  Just LIST the four types of foliated metamorphic rocks, in order from lowest-grade to highest-grade metamorphism:

7.  Just LIST the non-foliated metamorphic rocks:

8. What is a “protolith”?

9. List the protolith for each metamorphic rock type listed below (hint: it’s possible that the same protolith can be used more than once):

     a.  quartzite

     b.  marble

     c.  amphibolite

     d.  schist

     e.  slate

     f.  metaconglomerate

     g. phyllite

     h.  gneiss

10.  Explain the difference between relative age and absolute age;

11.  Summarize the relationship between eons, eras, periods, and epochs.

12.  What is an unconformity?

Please submit your Word document to the Assignments folder under Project 4

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