You searched for: Subject Impact craters Remove constraint Subject: Impact craters Institution Stanford Remove constraint Institution: Stanford Place Nebraska Remove constraint Place: Nebraska Place Connecticut Remove constraint Place: Connecticut Format Shapefile Remove constraint Format: Shapefile Year 2005 Remove constraint Year: 2005
2. 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.).