Digital Geologic-GIS Map of the Coleman Gap Quadrangle, Tennessee and Virginia (NPS, GRD, GRI, CUGA, COGA digital map) adapted from a U.S. Geological Survey Geologic Quadrangle Map by Harris, Stephens, and Miller (1962)
The Digital Geologic-GIS Map of the Coleman Gap Quadrangle, Tennessee and Virginia is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.) a 10.1 file geodatabase (coga_geology.gdb), and a 2.) Open Geospatial Consortium (OGC) geopackage. The file geodatabase …