Mineral resources of the Cowboy Spring Wilderness Study Area, Hidalgo County, New Mexico

Fl Summary Fl Character and Setting Fl Identified Mineral Resources Fl Mineral Resource Potential Fl Introduction F2 Investigations by the U.S. Bureau of Mines F3 Investigations by the U.S. Geological Survey F3 Appraisal of Identified Resources F3 Mining and Mineral-exploration History F3 Assessment of Potential for Undiscovered Resources F3 Geology F3 Geochemistry F6 Introduction F6 Analytical Methods F6 Results F6 Geophysics F7 Aerial Gamma-ray Spectroscopy F7 Gravity and Magnetic Data F8 Mineral and Energy Resources F9 Metals F9 Fluorspar F9 Oil and Gas F9 Geothermal Energy F9 Recommendations for Future Work F9 References Cited F9 Appendix F13