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Author
Beikman, Helen M.
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Author
Schruben, Paul G.
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Author
Bawiec, Walter J.
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Subject
Plate tectonics
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Place
Massachusetts
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Place
United States
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Place
Colorado
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Data type
Polygon
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Format
Shapefile
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Year
1994
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Search Results
1. Geologic Units (Polygons): Geology of the Conterminous United States, 2005
1994. King, Philip B., Arndt, Raymond E., Schruben, Paul G., Bawiec, Walter J., and Beikman, Helen M. This polygon shapefile shows the boundaries of geologic units within the United States. This layer is part of the Geologic Map of the United States... Geological Survey (U.S.).