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Selected Studies of Archean Gneisses and Lower Proterozoic Rocks, Southern Canadian Shield: Issues 179-181
Book 182
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Paleomagnetism of the Early Proterozoic Sioux Quartzite, Southwestern Minnesota--implications for Correlating Quartzites of the Baraboo Interval: Issue 1904
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An Extensive Pre-Cretaceous Weathering Profile in East-central and Southwestern Minnesota: Issue 1989
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U.S. Geological Survey Bulletin
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U.S. Geological Survey Bulletin
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