Spencer, J.E., Richard, S.M., and Ferguson, C.A., 2000, Compilation geologic map of the Oracle 7.5' quadrangle, Pinal and Pima Counties, Arizona: Arizona Geological Survey Open-File Report 00-05, 30 p., 1 sheet, scale 1:24,000.
Mineralization
Keywords Group
Economic
Compilation geologic map of the Oracle 7.5' quadrangle, Pinal and Pima Counties, Arizona
Geologic map of the Picacho Mountains and Picacho Peak, Pinal County, southern Arizona [Picacho Reservoir, Picacho Reservoir SE, Picacho Pass, Newman Peak, and Samaniego Hills 7.5 min]
Richard, S.M., Spencer, J.E., Ferguson, C.A., and Pearthree, P.A., 1999, Geologic map of the Picacho Mountains and Picacho Peak, Pinal County, southern Arizona [Picacho Reservoir, Picacho Reservoir SE, Picacho Pass, Newman Peak, and Samaniego Hills 7.5 min]: Arizona Geological Survey Open-File Report 99-18, 43 p., 2 sheets, scale 1:24,000.
Geologic map of the Samaniego Hills, Pinal and Pima Counties, southern Arizona (revised September 2000) [Samaniego Hills, Silver Bell East, Silver Bell West, and Friendly Corners 7.5 min]
Ferguson, C.A., Gilbert, W.G., Orr, T.R., Spencer, J.E., Richard S.M., and Pearthree, P.A., 1999, Geologic map of the Samaniego Hills, Pinal and Pima Counties, southern Arizona (revised September 2000) [Samaniego Hills, Silver Bell East, Silver Bell West, and Friendly Corners 7.5 min]: Arizona Geological Survey Open-File Report 99-17, 15 p., 1 sheet, scale 1:24,000.
Geologic map of the Sawtooth Mountains and the north end of the West Silver Bell Mountains, Pinal and Pima Counties, Arizona [Silver Reef Mountains SE, Silver Reef Mountains, Arizona City, and Greene Reservoir 7.5 min]
Ferguson, C.A., Gilbert, W.G., Klawon, J.E., Pearthree, P.A., and Peters, Lisa, 1999, Geologic map of the Sawtooth Mountains and the north end of the West Silver Bell Mountains, Pinal and Pima Counties, Arizona [Silver Reef Mountains SE, Silver Reef Mountains, Arizona City, and Greene Reservoir 7.5 min]: Arizona Geological Survey Open-File Report 99-16, 27 p., 1 sheet, scale 1:24,000.
Brief overview of the geology and mineral resources of the Tonto Basin, Gila County, Arizona
Richard, S.M., 1999, Brief overview of the geology and mineral resources of the Tonto Basin, Gila County, Arizona: Arizona Geological Survey Open-File Report 99-11, 15 p., 1 sheet, scale 1:12,660.
Geology of the Socorro Mine - White Marble Mine area, western Harquahala Mountains, west-central Arizona
Richard, S.M., 1999, Geology of the Socorro Mine - White Marble Mine area, western Harquahala Mountains, west-central Arizona: Arizona Geological Survey Open-File Report 99-09, 35 p., 2 sheets, scale 1:12,000.
Geologic map and report for the Theodore Roosevelt Dam area, Gila and Maricopa Counties, Arizona
Spencer, J.E., and Richard, S.M., 1999, Geologic map and report for the Theodore Roosevelt Dam area, Gila and Maricopa Counties, Arizona: Arizona Geological Survey Open-File Report 99-06, 28 p., 1 sheet, scale 1:24,000.
A compilation of the geology and hydrology of the Black Mountains - Bullhead City area, Arizona
Harris, R.C., 1998, A compilation of the geology and hydrology of the Black Mountains - Bullhead City area, Arizona: Arizona Geological Survey Open-File Report 98-26, 40 p.
40Ar/39Ar dates from the Harquahala and Little Harquahala Mountains, west-central Arizona. Part I
Richard, S.M., McWilliams, M.O., and Gans, P.B., 1998, 40Ar/39Ar dates from the Harquahala and Little Harquahala Mountains, west-central Arizona. Part I: Arizona Geological Survey Open-File Report 98-25, 25 p.
AZMILS-MRDS records for mineralized sites in the San Carlos - Safford - Duncan Nonpoint-Source Management Zone, Arizona
Richard, S.M., and Harris, R.C., 1998, AZMILS-MRDS records for mineralized sites in the San Carlos - Safford - Duncan Nonpoint-Source Management Zone, Arizona: Arizona Geological Survey Open-File Report 98-04, 48 p., 1 sheet, scale 1:500,000.
