05/19/2011 Directory: Data/DEM/ This directory contains a digital elevation model (DEM) and a hillshade image derived from the DEM. The hillshade has been generated using an azimuth of 315 degrees (from geographic north) at an altitude of 45 degrees above the horizon. The original DEM data sets are available at: http://ned.usgs.gov/NED/index.asp Geophysical, Geochemical, and Mineralogical Data from the Pebble Cu-Au-Mo Porphyry Deposit Area, Southwest Alaska: Contributions to Assessment Techniques for Concealed Mineral Resources 2011 By E.D. Anderson, S.M. Smith, S.A. Giles, Matthew Granitto, R.G. Eppinger, P.A. Bedrosian, A.K. Shah, K.D. Kelley, D.L. Fey, B.J. Minsley, P.J. Brown