Precambrian granitic rocks, unit 1, (Eastern Mojave Desert)

Precambrian granite, syenite, anorthosite, and gabbroic rocks in the San Gabriel Mountains; also various Precambrian plutonic rocks elsewhere in southeastern California
State California
Name Precambrian granitic rocks, unit 1, (Eastern Mojave Desert)
Geologic age Early Proterozoic to Miocene
Lithologic constituents
Major
Igneous > Plutonic > Granitic > Granite (Pluton)
Minor
Metamorphic > Gneiss
Igneous > Plutonic > Granitic > Granodiorite (Pluton)
Incidental
Igneous > Plutonic > Syenitic > Syenite (Pluton)
Igneous > Plutonic > Dioritic > Diorite (Pluton)
Igneous > Plutonic > Gabbroic > Gabbro (Pluton)
Igneous > Plutonic > Anorthosite (Pluton)
Comments Southeastern California. Plutonic and metamorphosed plutonic rocks of varied composition and age
References

Jennings, C.W., Strand, R.G., Rogers, T.H., Boylan, R.T., Moar, R.R., and Switzer, R.A., 1977, Geologic Map of California: California Division of Mines and Geology, Geologic Data Map 2, 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.

https://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.

https://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.

https://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.

https://pubs.er.usgs.gov/publication/ofr84407

NGMDB product
Counties Riverside - San Bernardino