Lecture 19 Mar 14 2008 Syncline problem

Lecture 19 Mar 14 2008 Syncline problem - disconformity....

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Horizontal and younger superimposed on older, these layers of sandstone have not been deformed during regional uplift. Grand Canyon, Arizona
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In cross section, the rock units are horizontal and of uniform thickness. There are some unconformities in the sequence. (When the sedimentary layers are roughly parallel we call it a
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Unformatted text preview: disconformity. Then the layers are at an angle, we call it an angular unconformity.) This is a cross section. What does the geologic map of Earths surface look like here? Folds in the Canadian Rockies....
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Lecture 19 Mar 14 2008 Syncline problem - disconformity....

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