Tectonic imbrication and foredeep development in the Penokean orogen, east-central Minnesota--an interpretation based on regional geophysics and the results of test-drilling / by D.L. Southwick and G.B. Morey.
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| Main Authors: | , |
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| Other title: | Penokean orogeny in Minnesota and upper Michigan--a comparison of structural geology. |
| Format: | Government Document eBook |
| Language: | English |
| Published: |
[Washington, D.C.] :
U.S. Dept. of the Interior, U.S. Geological Survey,
1991.
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| Series: | Contributions to Precambrian geology of Lake Superior region ;
ch. C-D. U.S. Geological Survey bulletin ; 1904-C-D. |
| Subjects: |