U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

General Information

  • Title: Petrography of the late Tertiary volcanic ash falls in the central Great Plains [Kansas-Nebraska]
  • Author(s): Swineford, Ada, Frye, J.C., and Leonard, A.B.
  • Publishing Organization: Society of Economic Paleontologists and Mineralogists
  • Series and Number: Journal of Sedimentary Petrology v. 25, no. 4 [p. 243-261]
  • Publication Date: 1955
  • Cross Section: None
  • North Latitude: 42° 53' 24" N (42.8901)
  • South Latitude: 38° 47' 55" N (38.7987)
  • East Longitude: 98° 54' 29" W (-98.9081)
  • West Longitude: 103° 49' 29" W (-103.8247)
  • Corrections to this entry?
* See base map disclaimer below.
Find more maps in this area with mapView

Map Preview

(Click image to enlarge)

Downloads from the NGMDB

Poor quality image? Let us know

* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.