You searched for: Author Schruben, Paul G. Remove constraint Author: Schruben, Paul G. Author Beikman, Helen M. Remove constraint Author: Beikman, Helen M. Publisher Geological Survey (U.S.) Remove constraint Publisher: Geological Survey (U.S.) Subject Calderas Remove constraint Subject: Calderas Place Georgia Remove constraint Place: Georgia Place Delaware Remove constraint Place: Delaware Place Arkansas Remove constraint Place: Arkansas Format Shapefile Remove constraint Format: Shapefile Year 2005 Remove constraint Year: 2005
1. Outlines of Major Calderas and Impact Structures: Generalized Geologic Map of the Conterminous United States, 2005
2005. King, Philip B., Arndt, Raymond E., Schruben, Paul G., Bawiec, Walter J., and Beikman, Helen M. This line shapefile shows the outlines of major calderas and impact structures in the United States. A caldera is a large, generally circular depre... Geological Survey (U.S.).