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Grand Canyon Rocks History Term Paper

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Geology Identify each of the events represented on diagram 1. Include at least the information below:

(1) Begin with the oldest event. Make sure that you somehow tell me which event is the oldest, which is the next oldest, etc.

The oldest lettered event in the diagram is (C), referring to the sedimentary layer of limestone. The next oldest event is (B), which is the basalt and silt layer that infiltrated. The next oldest event is (A), which shows the impingement of the Colorado River. The youngest of these four lettered events is (D), which is a fault event and might represent the Great Unconformity.

(2) Name of feature or rock represented by each given symbol. Don't forget to include the faults, which are represented by A, C, and D.

(A) represents an inner gorge, which might have occurred due to the impact and subsequent erosion of magma

(B) is a diabase layer, consisting of dikes and sills, which were deposited via the ocean.

(C) is the sedimentary layer of limestone. Although...

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By "event" or "process, I mean processes like sea level rising or falling, igneous activity due to convergence, igneous activity due to divergence, magma intrusion, etc.
(A) Above the most basic layer of the Grand Canyon, consisting of the metamorphic rock basin, is a level of the inner gorge. Magma rose and cooled, and these originally lava layers were then removed by subsequent erosions. This has left the lower gorge formations and gaps.

(B). The diabase layer was formed by sandstone, shale, and other deposits during the Paleozoic Era.

(C) This layer of limestone was then deposited, and pushed upwards by:

(D), Which represents the pressing up and down of the Supergroup rocks, and the Great Unconformity…

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