U.S. Geological Survey

U.S. Geological Survey Professional Paper 1648

Geochemical Landscapes of the Conterminous United States -- New Map Presentations for 22 Elements

By N. Gustavsson, B. Bølviken, D.B. Smith, and R.C. Severson

2001

Version 1.1

The text of this report is presented here in Portable Document Format. Version 7 or higher of Adobe Reader or similar software is required to view it. If you wish to download the latest version of Adobe Reader free of charge, click here.

Professional Paper PDF file (12.8 MB)
(This version of the report is accessible as defined in Section 508.)

PLEASE NOTE:
This PDF file contains a correction to a typographic error that is present in the printed version of this report. Equation (3), which is located on the page numbered "5", was missing a "plus sign" in the denominator in the printed version. Equation (3) is this PDF file is correct.

USA.gov logo