Digital Geologic-GIS Map of National Park American Samoa, American Samoa (NPS, GRD, GRI, NPSA, NPSA digital map) adapted from University of Hawaii, Cartographic Laboratory Atlas maps by Theroux, Wingert and others, geology maps after Stearns (1981)
The Digital Geologic-GIS Map of National Park American Samoa, American Samoa 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 (npsa_geology.gdb), a 2.) Open Geospatial Consortium (OGC) geopackage, and 3.) 2.2 KMZ/KML file for …