Digital Bedrock Geologic-GIS Map of Voyageurs National Park and Vicinity, Minnesota (NPS, GRD, GRI, VOYA, VOYA digital map) adapted from Minnesota Geological Survey Miscellaneous Map Series maps by Hemstad, Southwick and Ojakangas (2002), and by Jirsa (2011)
The Digital Bedrock Geologic-GIS Map of Voyageurs National Park and Vicinity, Minnesota 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 (voya_bedrock_geology.gdb), a 2.) Open Geospatial Consortium (OGC) geopackage, and 3.) 2.2 …