WASHINGTON, April 23 -- The U.S. Department of the Interior U.S. Geological Survey issued the following news release: * * * WSGS and USGS collaborate new airborne mineral survey in southeastern Wyoming Data will improve understanding of geology and mineral potential in the Shirley Mountains and Hartville Uplift area, part of national effort LARAMIE, WY -- The Wyoming State Geological Survey, in partnership with the U.S. Geological Survey will conduct a high-resolution airborne geophysical su  more