Digital Geologic-GIS Map of Organ Pipe Cactus National Monument and Vicinity, Arizona (NPS, GRD, GRI, ORPI, ORPI digital map) adapted from a Northern Arizona University unpublished digital map by Skinner, Haxel and Umhoefer (2008)
The Unpublished Digital Geologic-GIS Map of Organ Pipe Cactus National Monument and Vicinity, Arizona is composed of GIS data layers and GIS tables in a 10.1 file geodatabase (orpi_geology.gdb), a 10.1 ArcMap (.mxd) map document (orpi_geology.mxd), individual 10.1 layer (.lyr) files for each GIS data layer, an …