D.A. Sawyer S.A. Minor M. D. Carr J. C. Cole W. C. Swadley R. J. Laczniak R.G. Warren K. S. Green C. M. Engle R. R. Wahl 1997 Forty years of geologic investigations at the Nevada Test Site (NTS) have been digitized. These data include all geologic information that: (1) has been collected, and (2) can be represented on a map within the map borders at the map scale is included in the map digital coverages. The following coverages are included with this dataset: Coverage Type Description geolpoly Polygon Geologic outcrops geolflts line Fault traces geolatts Point Bedding attitudes, etc. geolcald line Caldera boundaries geollins line Interpreted lineaments geolmeta line Metamorphic gradients The above coverages are attributed with numeric values and interpreted information. The entity files documented below show the data associated with each coverage. application/pdf 10.3133/ofr97140 en U.S. Geological Survey Digital geologic map database of the Nevada Test Site area, Nevada reports