USGS, photo by Scott Graham

USGS Western Region Geologic Information Server


Western Region Earth Science Datasets

This page is for datasets that span more than one state in the Western Region.

Open-File Report 98-140

THE NORTH AMERICAN CORDILLERA: A color shaded-relief map in oblique Mercator projection about the Pacific-North America pole of rotation, scale circa 1:5,000,000

digital cartography by Ralph A. Haugerud


Open-File Report 00-442

Titanium Resources of the Western United States - an Update

By: Eric R. Force

with a section on Ione Basin, California; by Eric R. Force and Scott Creely


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Updated: 10/22/02 (seg)