Relative and Absolute Age dating 2 (al On the cross section shown below, arrange

Question

Relative and Absolute Age dating

2 (al On the cross section shown below, arrange the geclogical events that atfected this area (as gleaned from the labcled units and surfaces) in reverse chronological order (trom oldest to youngest). Note that A-A' and B- B are tauits that represent two discrete events (one event each), and that the surface .8" also represents another-evenn Youngest oldest: lbj What kind ot rock forms the feture labaled "1 lL.a igneous, or sedimentary)? Why? (c) Whst kind of rock toms the teature labeled "2"? li.a. igneous, or sedimentary]? Why?

Explanation / Answer

2. A)

older

B. Labeled 1 is igneous rocks. During emplacement it assimilate the country rocks due to hot in temperature. Igneous emplacement shows heating effect to the surrounding rocks.

C. Labeled 2 is igneous rocks. It is identified by same identifications mentioned above answer..

7 younger 8, erosion AA' fault, reverse fault 2, igneous body intrusion BB' fault, reverse fault. 1, intrusion 3 4 5 6

older

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