U.S. Geological Survey: Science for a Changing World - USGS visiaul identifier and link to main Web site at http://www.usgs.gov/

Geologic map of basement rocks in the field trip area.For a more detailed explanation, contact Richard Tollo at rtollo@gwu.edu    Figure 3. Geologic map of basement rocks in the field trip area. Numbered locations refer to field trip stops described in the text. Geology is shown only where mapped in detail. Geology of the Madison 7.5-minute quadrangle is adapted from Bailey and others (2003).


Legend

U.S. Department of the Interior, U.S. Geological Survey
URL: https:// pubs.usgs.gov /circ/2004/1264/html/trip2/fig3.html
For more information, contact Richard Tollo
Maintained by Reston Publications Service Center
Last modified: 12:24:10 Wed 23 Nov 2016
Privacy statement | General disclaimer | Accessibility