Precambrian granitic rocks, unit 1 (Eastern Mojave Desert) (CAgrpCA1;0)

State	California
Name	Precambrian granitic rocks, unit 1 (Eastern Mojave Desert)
Geologic age	Early Proterozoic to Miocene
Original map label	grpC
Comments	Southeastern California. Plutonic and metamorphosed plutonic rocks of varied composition and age
Primary rock type	granite
Secondary rock type	granodiorite
Other rock types	gneiss; diorite; gabbro; anorthosite; syenite
Lithologic constituents
Map references	Jennings, C.W., Strand, R.G., and Rogers, T.H., 1977, Geologic map of California: California Division of Mines and Geology, scale 1:750,000.
Unit references	Jennings, C.W., Strand, R.G., and Rogers, T.H., 1977, Geologic map of California: California Division of Mines and Geology, scale 1:750,000. Jennings, C.W., 1985, An explanatory text to accompany the 1:750,000 scale fault and geologic maps of California: California Division of Mines and Geology, Bulletin 201, 197 p. Streitz, Robert, and Stinson, M.C., 1977, Geologic map of California, Death Valley sheet, scale 1:250,000. Jennings, C.W., 1961, Geologic map of California, Olaf P. Jenkins edition, Kingman sheet, scale 1:250,000. Bishop, C.C., 1964, Geologic map of California, Olaf P. Jenkins edition, Needles sheet, scale 1:250,000. Jennings, C.W., 1967, Geologic map of California, Olaf P. Jenkins edition, Salton Sea sheet, scale 1:250,000. Jennings, C.W., Burnett, J.L., and Troxel, B.W., 1963, Geologic map of California, Olaf P. Jenkins edition, Trona sheet, scale 1:250,000. Powell, R.E., 1993, Balanced palinspastic reconstruction of pre-late Cenozoic paleogeology, southern California: Geologic and kinematic constraints on evolution of the San Andreas fault system, in Powell, R.E., Weldon, R.J., II, and Matti, J.C., eds., The San Andreas fault system: Displacement, palinspastic reconstruction, and geologic evolution: Geological Society of America Memoir 178, p. 1-106, scale 1:750,000. Howard, K.A., 2002, Geologic map of the Sheep Hole Mountains 30' x 60' quadrangle, San Bernardino and Riverside Counties, California: U.S. Geological Survey Miscellaneous Field Studies Map MF-2344, scale 1:100,000. [http://pubs.er.usgs.gov/publication/mf2344] Stone, Paul, 1990, Preliminary geologic map of the Blythe 30' by 60' quadrangle, California and Arizona: U.S. Geological Survey Open-File Report 90-497, scale 1:100,000. [http://pubs.er.usgs.gov/publication/ofr90497] Miller, D.M., Miller, R.J., Nielson, J.E., Wilshire, H.G., Howard, K.A., and Stone, Paul, 1991, Preliminary geologic map of the East Mojave National Scenic Area, California: U.S. Geological Survey Open-File Report 91-435, 8 p., scale 1:100,000. [http://pubs.er.usgs.gov/publication/ofr91435] Howard, K.A., Stone, Paul, Pernokas, M.A., and Marviin, R.F., 1982, Geologic and geochronologic reconnaissance of the Turtle Mountains area, California: west border of the Whipple Mountains detachment terrane, in Frost, E.G., and Martin, D.L., eds., Mesozoic-Cenozoic tectonic evolution of the Colorado River region, California, Arizona, and Nevada: San Diego, Calif., Cordilleran Publishers, p. 341-354. John, B.E., 1987, Geometry and evolution of a mid-crustal extensional fault system: Chemehuevi Mountains, southeastern California, in Coward, M.P., Dewey, J.F., and Hancock, P.L., eds., Continental extensional tectonics: Geological Society Special Publications, v. 28, p. 313-335. Campbell-Stone, E., John, B.E., Foster, D.A., Geissman, J.W., and Livaccari, R.F., 2000, Mechanisms for accommodation of Miocene extension: Low-angle normal faulting, magmatism, and secondary breakaway faulting in the southern Sacramento Mountains, southeastern California: Tectonics, v. 19, p. 566-587. Hamilton, Warren, 1984, Generalized geologic map of the Big Maria Mountains region, northeastern Riverside County, southeastern California: U.S. Geological Survey Open-file Report 84-407, scale 1:48,000, 7 p. [http://pubs.er.usgs.gov/publication/ofr84407]
Geographic coverage	Riverside - San Bernardino