Joshua Tree National Park is one of the largest U.S. parks lacking a modern, detailed geologic map and mapping in the Eagle Mts. quadrangle has been undertaken in part to produce such a map. The Eagle Mts. quadrangle straddles the boundary between two major desert ecosystems, the Mojave ...
This data set maps and describes the geology of the Conejo Well 7.5 minute quadrangle, Riverside County, southern California. The quadrangle, situated in Joshua Tree National Park in the eastern Transverse Ranges physiographic and structural province, encompasses part of the northern Eagle Mountains an...
GEOLOGIC DATABASES CONTRIBUTE TO RESOURCE MANAGEMENT AND NATURAL HISTORY INTERPRETATION IN JOSHUA TREE NATIONAL PARK, SOUTHERN CALIFORNIA (2010 GSA Denver Annual Meeting (31 October 3 November 2010))POWELL, Robert E