Spencer, J.E., and Reynolds, S.J., 1992, Mineral deposits of the Bullard mineral district, Harcuvar Mountains, Yavapai County, Arizona: Arizona Geological Survey Open-File Report 92-01, 19 p.
Spencer, J.E., and Reynolds, S.J.
Arizona Geological Survey Open-File Report 92-01, 19 p.
Mining, Detachment Related, Subsurface, Mineralization, Alteration, Gold, Copper, Silver, Potassium Metasomatism,