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Data Files: CEUS_pc_basement_VanSchmus2007_R0.shp

Data Description: Data set represents Precambrian basement provinces as mapped by Van Schmus et al. (2007). Data extent covers a rectangular area from northwest North Dakota to northwest South Carolina. 

Source (Internet URL, CD/DVD-ROM): Digitized from source figure in Van Schmus et al. (2007).

Author/Publisher/Year: Van Schmus, W.R. Schneider, D.A., Holm, D.K., Dodson, S., and Nelson, B.K., 2007, New insights in the southern margin of the Archean-Proterozoic boundary in the north-central United States based on U-Pb, Sm-Nd, and Ar-Ar geochronology: Precambrian Research v. 157, pp. 80-105.

Data Summary: ESRI polygon shapefile attributed according to Precambrian basement geology. Digitized at 1:13,500,000. Data are presented in geographic coordinates on the North American Datum of 1983.

Disclaimer or Constraints on Use: No constraints have been identified.

Figure A-9
Precambrian provinces after Van Schmus et al. (2007)