Digital Geologic-GIS Map of the Tennessee portion of Natchez Trace Parkway, Tennessee (NPS, GRD, GRI, NATR, NATR digital map) adapted from Tennessee Division of Geology Geologic Quadrangle Maps by Wilson, Marcher, Colvin, Morrow, Barnes, Hershey, Miller, Lounsbury, Larson, Jewell and Fullerton (1963 to 1980)
The Digital Geologic-GIS Map of the Tennessee portion of Natchez Trace Parkway, Tennessee 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 (natr_tn_geology.gdb), a 2.) Open Geospatial Consortium (OGC) geopackage, and 3.) 2.2 …