Geologic Studies in Alaska by the U.S. Geological Survey, 1995 Julie A. Dumoulin and John E. Gray, Editors...Hills in the foreground. Topographic relief in this area is dramatic (more than 4,800 vertical meters across...Hydrogeochemistry of mine-drainage waters associated with low-sulfide, gold-quartz veins in Alaska Richard J. Goldfarb...geochemical study of the Nabesna gold skarn and Kennecott strata-bound copper deposits, Alaska Robert G. Eppinger...environment, Kuskokwim Mountains region, southwestern Alaska Elizabeth A. Bailey and John E. Gray ......... |