Bedrock

Geldon, A.L., 2003, Hydrologic properties and ground-water flow systems of the Paleozoic rocks in the upper Colorado River basin in Arizona, Colorado, New Mexico, Utah, and Wyoming, excluding the San Juan Basin: U.S. Geological Survey Professional Paper 1411-B, 153p., 13 plates in pocket, scale 1:2,000,000

Billingsley, G.H., Priest, S.S., and Felger, T.J., 2004, Geologic map of Pipe Spring National Monument and the western Kaibab-Paiute Indian Reservation, Mohave County, Arizona: U.S. Geological Survey Scientific Investigations Map 2863, 22p., 1 sheet, scale 1:31,680

Billingsley, G.H., Beard, L.S., Priest, S.S., Wellmeyer, J.L., and Block, D.L., 2004, Geologic map of the Lower Grand Wash cliffs and vicinity, Mohave County, Northwestern Arizona: U.S. Geological Survey Geologic Miscellaneous Field Studies Map MF-2427, 24p., 1 sheet, scale 1:31,680

Wrucke, C.T., Bromfield, C.S., Simons, F.S., Greene, R.C., Houser, B.B., Miller, R.J., and Gray, Floyd, 2004, Geologic map of the San Carlos Indian Reservation, Arizona: U.S. Geological Survey Investigations Series I-2780, 29 p., 2 sheets, scale 1:125,0000

Ludington, S., Moring, B.C., Miller, R.J., Flynn, K., Hopkins, M.J., Stone, P., Bedford, D.R., and Haxel, G.A., 2005, Preliminary integrated geologic map databases for the United States - western states: California, Nevada, Arizona, and Washington: U.S. Geological Survey Open-File Report 2005-1305, Unpaginated, scale 1:1,000,000.

Gettings, M.E. and Bultman, M.W., 2005, Candidate-penetrative-fracture mapping of the Grand Canyon area, Arizona, from spatial correlation of deep geophysical features and surficial lineanments: U.S. Geological Survey Data Series 121, Online resource; 1 DVD-ROM

Langenheim, V.E., DeWitt, Ed, and Wirt, Laurie, 2006, Geophysical framework based on analysis of aeromagnetic and gravity data, upper and middle Verde River watershed, Yavapai County, Arizona: U.S. Geological Survey Scientific Investigations Report 2005-5278, 25p., 1 plate, scale 1:200,000.

Winograd, I.J., 1971, Hydrogeology of ash flow tuff: a preliminary statement: Water Resources Research, v. 7, n. 4, p. 994-1006

Wolff, R.C., 1982, Physical properties of rocks- Porosity, permeability, distribution coefficients, and dispersivity: U.S. Geological Survey Open-File Report 82-166, 118p.