Precambrian rocks, undivided, unit 2 (Mojave Desert and Transverse Ranges) (CApCA2;0)

State	California
Name	Precambrian rocks, undivided, unit 2 (Mojave Desert and Transverse Ranges)
Geologic age	Early Proterozoic to Miocene
Lithologic constituents	Major Metamorphic > Metaigneous > OrthogneissMostly orthogneiss Minor Igneous > Plutonic > Granitic Incidental Metamorphic > Granoblastic > Granofels Igneous > Plutonic > Syenitic > Syenite Metamorphic > Metasedimentary > Metaclastic > Quartzite Igneous > Plutonic > Intrusive-carbonatite Metamorphic > Metasedimentary > Metacarbonate > Marble Igneous > Plutonic > Granitic > Granite Metamorphic > Amphibolite Metamorphic > Granoblastic > Hornfels
Comments	Southern California. Primarily orthogneiss and paragneiss; includes granitoid rocks, migmatite, amphibolite, and quartzite. Includes some Mesozoic and Cenozoic rocks
Stratigraphic units	Baldwin Gneiss, Essex Series, Fenner Gneiss, Johannesburg Gneiss, Kilbeck Gneiss, Mendenhall Gneiss, Waterman Gneiss
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. Jennings, C.W., 1961, Geologic map of California, Olaf P. Jenkins edition, Kingman sheet, scale 1:250,000. Jennings, C.W., and Strand, R.G., 1969, Geologic map of California, Olaf P. Jenkins edition, Los Angeles 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. Rogers, T.H., 1969, Geologic map of California, Olaf P. Jenkins edition, San Bernardino sheet, scale 1:250,000. Rogers, T.H., 1966, Geologic map of California, Olaf P. Jenkins edition, Santa Ana sheet, scale 1:250,000. Bortugno, E.J., and Spittler, T.E., 1986, Geologic map of the San Bernardino quadrangle, California: California Division of Mines and Geology, Regional Geologic Map Series, Map 3A, 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. Matti, J.C., Brown, H.J., Miller, F.K., Wrucke, C.T., Calzia, J.P., and Conway, C.M., 1993, Preliminary geologic map of the north-central San Bernardino Mountains, California: U.S. Geological Survey Open-File Report 93-544, 10 p., scale 1:100,000. https://pubs.er.usgs.gov/publication/ofr93544 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 Dibblee, T.W., Jr., 1967, Areal geology of the western Mojave Desert, California: U.S. Geological Survey Professional Paper 522, 153 p., scale 1:125,000. https://pubs.er.usgs.gov/publication/pp522 Dillon, J.T., 1976, Geology of the Chocolate and Cargo Muchacho Mountains, southeasternmost California: Santa Barbara, University of California, Ph.D. thesis, 405 p. Glazner, A.F., Bartely, J.M., and Walker, J.D., 1988, Geology of the Waterman Hills detachment fault, central Mojave Desert, California, in Weide, D.L., and Faber, M.L., eds., This extended land, geological journeys in the southern Basin and Range: Geological Society of America Cordilleran Section Guidebook, p. 225-237. Stone, Paul, Howard, K.A., and Hamilton, Warren, 1983, Correlation of metamorphosed Paleozoic strata of the southeastern Mojave Desert region, California and Arizona: Geological Society of America Bulletin, v. 94, p. 1135-1147. Morton, P.K., 1977, Geology and mineral resources of Imperial County, California: California Division of Mines and Geology, County Report 7, 104 p., scale 1:125,000. Burchfiel, B.C., and Davis, G.A., 1981, Mojave Desert and environs, in Ernst, W.G., ed., The geotectonic development of California (Rubey Volume 1): Englewood Cliffs, N.J., Prentice-Hall, p. 217-252. Ehlig, P.L., 1981, Origin and tectonic history of the basement terrane of the San Gabriel Mountains, central Transverse Ranges, in Ernst, W.G., ed., The geotectonic development of California (Rubey Volume 1): Englewood Cliffs, N.J., Prentice-Hall, p. 253-283. Morton, D.M., and Miller, F.K., 2003, Preliminary geologic map of the San Bernardino 30' x 60' quadrangle, California: U.S. Geological Survey Open-file Report 03-293, scale 1:100,000, 190 p. https://pubs.er.usgs.gov/publication/ofr03293 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	NGMDB product page for 96750
Counties	Imperial - Kern - Los Angeles - Riverside - San Bernardino - Ventura

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.

Jennings, C.W., 1961, Geologic map of California, Olaf P. Jenkins edition, Kingman sheet, scale 1:250,000.

Jennings, C.W., and Strand, R.G., 1969, Geologic map of California, Olaf P. Jenkins edition, Los Angeles 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.

Rogers, T.H., 1969, Geologic map of California, Olaf P. Jenkins edition, San Bernardino sheet, scale 1:250,000.

Rogers, T.H., 1966, Geologic map of California, Olaf P. Jenkins edition, Santa Ana sheet, scale 1:250,000.

Bortugno, E.J., and Spittler, T.E., 1986, Geologic map of the San Bernardino quadrangle, California: California Division of Mines and Geology, Regional Geologic Map Series, Map 3A, 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.

Matti, J.C., Brown, H.J., Miller, F.K., Wrucke, C.T., Calzia, J.P., and Conway, C.M., 1993, Preliminary geologic map of the north-central San Bernardino Mountains, California: U.S. Geological Survey Open-File Report 93-544, 10 p., scale 1:100,000.

https://pubs.er.usgs.gov/publication/ofr93544

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

Dibblee, T.W., Jr., 1967, Areal geology of the western Mojave Desert, California: U.S. Geological Survey Professional Paper 522, 153 p., scale 1:125,000.

https://pubs.er.usgs.gov/publication/pp522

Dillon, J.T., 1976, Geology of the Chocolate and Cargo Muchacho Mountains, southeasternmost California: Santa Barbara, University of California, Ph.D. thesis, 405 p.

Glazner, A.F., Bartely, J.M., and Walker, J.D., 1988, Geology of the Waterman Hills detachment fault, central Mojave Desert, California, in Weide, D.L., and Faber, M.L., eds., This extended land, geological journeys in the southern Basin and Range: Geological Society of America Cordilleran Section Guidebook, p. 225-237.

Stone, Paul, Howard, K.A., and Hamilton, Warren, 1983, Correlation of metamorphosed Paleozoic strata of the southeastern Mojave Desert region, California and Arizona: Geological Society of America Bulletin, v. 94, p. 1135-1147.

Morton, P.K., 1977, Geology and mineral resources of Imperial County, California: California Division of Mines and Geology, County Report 7, 104 p., scale 1:125,000.

Burchfiel, B.C., and Davis, G.A., 1981, Mojave Desert and environs, in Ernst, W.G., ed., The geotectonic development of California (Rubey Volume 1): Englewood Cliffs, N.J., Prentice-Hall, p. 217-252.

Ehlig, P.L., 1981, Origin and tectonic history of the basement terrane of the San Gabriel Mountains, central Transverse Ranges, in Ernst, W.G., ed., The geotectonic development of California (Rubey Volume 1): Englewood Cliffs, N.J., Prentice-Hall, p. 253-283.

Morton, D.M., and Miller, F.K., 2003, Preliminary geologic map of the San Bernardino 30' x 60' quadrangle, California: U.S. Geological Survey Open-file Report 03-293, scale 1:100,000, 190 p.

https://pubs.er.usgs.gov/publication/ofr03293

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