You searched for: Author King, Philip B. Remove constraint Author: King, Philip B. Author Arndt, Raymond E. Remove constraint Author: Arndt, Raymond E. Author Beikman, Helen M. Remove constraint Author: Beikman, Helen M. Publisher Geological Survey (U.S.) Remove constraint Publisher: Geological Survey (U.S.) Place Massachusetts Remove constraint Place: Massachusetts Place United States Remove constraint Place: United States Format Shapefile Remove constraint Format: Shapefile
4. Generalized Glacial Limit Lines with Line Decorations: Geology of the Conterminous United States, 2005
2005. King, Philip B., Arndt, Raymond E., Schruben, Paul G., Bawiec, Walter J., and Beikman, Helen M. This point shapefile shows the locations of impact structures in the United States. An impact structure is a crater formed by the impact of a meteo... Geological Survey (U.S.).
8. Outlines of Major Calderas and Impact Structures: Generalized Geologic Map 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.).