Paleomagnetic and ⁴⁰Ar/³⁹Ar results from the Grant intrusive breccia and comparison to the Permian Downeys Bluff sill--evidence for Permian igneous activity at Hicks Dome, southern Illinois Basin /
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| Format: | Government Document Book |
| Language: | English |
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Washington : Denver, CO :
U.S. G.P.O. ; For sale by U.S. Geological Survey, Information Services,
1997
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| Series: | Evolution of sedimentary basins--Illinois Basin
G U.S. Geological Survey bulletin 2094-G |
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