State | California |
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Name | Mesozoic gabbroic rocks, unit 2 (undivided) |
Geologic age | Triassic to Cretaceous |
Lithologic constituents | Major
Igneous > Plutonic > Gabbroic > Gabbro (Pluton, Batholith)Mafic plutonic rocks in batholithic and ophiolitic environments
Igneous > Plutonic > Dioritic > Diorite (Pluton, Batholith)Mafic plutonic rocks in batholithic and ophiolitic environments
|
Comments | Mostly small exposures of gabbro and diorite scattered in western Klamath Mts., Sierra Nevada, Coast Ranges, Mojave Desert, and Peninsular Ranges |
Stratigraphic units | Cuyamaca Gabbro, Elk Creek Gabbro, Gold Park Gabbro-Diorite, San Marcos Gabbro, Summit Gabbro |
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.Smith, A.R., 1965, Geologic map of California, Olaf P. Jenkins edition, Bakersfield sheet, scale 1:250,000.Burnett, J.L., and Jennings, C.W., 1962, Geologic map of California, Olaf P. Jenkins edition, Chico sheet, scale 1:250,000.Matthews, R.A., and Burnett, J.L., 1966, Geologic map of California, Olaf P. Jenkins edition, Fresno 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.Strand, R.G., 1967, Geologic map of California, Olaf P. Jenkins edition, Mariposa sheet, scale 1:250,000.Bishop, C.C., 1964, Geologic map of California, Olaf P. Jenkins edition, Needles sheet, scale 1:250,000.Strand, R.G., 1962, Geologic map of California, Olaf P. Jenkins edition, Redding sheet, scale 1:250,000.Strand, R.G., and Koenig, J.B., 1966, Geologic map of California, Olaf P. Jenkins edition, Sacramento 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.Strand, R.G., 1962, Geologic map of California, Olaf P. Jenkins edition, San Diego-El Centro sheet, scale 1:250,000.Jennings, C.W., and Burnett, J.L., 1961, Geologic map of California, Olaf P. Jenkins edition, San Francisco sheet, scale 1:250,000.Rogers, T.H., 1966, Geologic map of California, Olaf P. Jenkins edition, San Jose sheet, scale 1:250,000.Rogers, T.H., 1966, Geologic map of California, Olaf P. Jenkins edition, Santa Ana sheet, scale 1:250,000.Koenig, J.B., 1963, Geologic map of California, Olaf P. Jenkins edition, Santa Rosa 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.Koenig, J.B., 1963, Geologic map of California, Olaf P. Jenkins edition, Walker Lake sheet, scale 1:250,000.Strand, R.G., 1964, Geologic map of California, Olaf P. Jenkins edition, Weed sheet, scale 1:250,000.Saucedo, G.J., and Wagner, D.L., 1992, Geologic map of the Chico quadrangle, California: California Division of Mines and Geology, Regional Geologic Map Series, Map 7A, scale 1:250,000.Wagner, D.L., Jennings, C.W., Bedrossian, T.L., and Bortugno, E.J., 1981, Geologic map of the Sacramento quadrangle, California: California Division of Mines and Geology, Regional Geologic Map Series, Map 1A, 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.Wagner, D.L., Bortugno, E.J., and McJunkin, R.D., 1990, Geologic map of the San Francisco-San Jose quadrangle, California: California Division of Mines and Geology, Regional Geologic Map Series, Map 5A, scale 1:250,000.Wagner, D.L., and Saucedo, G.J., 1987, Geologic map of the Weed quadrangle, California: California Division of Mines and Geology, Regional Geologic Map Series, Map 4A, scale 1:250,000.Wagner, D.L., and Bortugno, E.J., 1982, Geologic map of the Santa Rosa quadrangle, California: California Division of Mines and Geology, Regional Geologic Map Series, Map 2A, scale 1:250,000.Fraticelli, L.A., Albers, J.P., Irwin, W.P., and Blake, M.C., Jr., 1987, Geologic map of the Redding 1 X 2 degree quadrangle, Shasta, Tehama, Humboldt, and Trinity Counties, California: U.S. Geological Survey Open-File Report 87-257, scale 1:250,000.https://pubs.er.usgs.gov/publication/ofr87257 Bateman, P.C., 1992, Pre-Tertiary geologic map of the Mariposa 1ø by 2ø quadrangle, Sierra Nevada, California: U.S. Geological Survey Miscellaneous Investigations Series Map I-1960, scale 1:250,000.https://pubs.er.usgs.gov/publication/i1960 Irwin, W.P., 1994, Geologic map of the Klamath Mountains, California and Oregon: U.S. Geological Survey Miscellaneous Investigations Series Map I-2148, scale 1:500,000.https://pubs.er.usgs.gov/publication/i2148 Ross, D.C., 1995, Reconnaissance geologic map of the southern Sierra Nevada, Kern, Tulare, and Inyo Counties, California: U.S. Geological Survey Miscellaneous Investigations Series Map I-2295, scale 1:125,000.https://pubs.er.usgs.gov/publication/i2295 Ross, D.C., 1989, The metamorphic and plutonic rocks of the southernmost Sierra Nevada, California, and their tectonic framework: U.S. Geological Survey Professional Paper 1381, 159 p., scale 1:125,000.https://pubs.er.usgs.gov/publication/pp1381 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.Morton, D.M., 1999, Preliminary digital geologic map of the Santa Ana 30' x 60' quadrangle, southern California: U.S. Geological Survey Open-File Report 99-172, scale 1:100,000.https://pubs.er.usgs.gov/publication/ofr99172 Huber, N.K., Bateman, P.C., and Wahrhaftig, Clyde, 1989, Geologic map of Yosemite National Park and vicinity, California: U.S. Geological Survey Miscellaneous Investigations Series Map I-1874, scale 1:125,000.https://pubs.er.usgs.gov/publication/i1874 Moore, J.G., and Sisson, T.W., 1987, Preliminary geologic map of Sequoia and Kings Canyon National Parks, California: U.S. Geological Survey Open-File Report 87-651, 17 p., scale 1:125,000.https://pubs.er.usgs.gov/publication/ofr87651 Weber, F.H., Jr., 1963, Geology and mineral resources of San Diego County, California: California Division of Mines and Geology, County Report 3, 309 p., scale 1:125,000.Hopson, C.A., Mattinson, J.M., and Pessagno, E.A., Jr., 1981, Coast Range Ophiolite, western California, in Ernst, W.G., ed., The geotectonic development of California (Rubey Volume 1): Englewood Cliffs, N.J., Prentice-Hall, p. 418-510.Saleeby, J.B., 1990, Geochronological and tectonostratigraphic framework of Sierra-Klamath ophiolitic assemblages, in Harwood, D.S., and Miller, M.M., eds., Paleozoic and early Mesozoic paleogeographic relations; Sierra Nevada, Klamath Mountains, and related terranes: Geological Society of America Special Paper 255, p. 93-114.Saleeby, J.B., 1992, Petrotectonic and paleogeographic settings of U.S. Cordilleran ophiolites, in Burchfiel, B.C., Lipman, P.W., and Zoback, M.L., eds., The Cordilleran orogen: Conterminous U.S.:Boulder, Colorado, Geological Society of America, The Geology of North America, v. G-3, p. 653-681. |
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Counties | Amador - Butte - Calaveras - Del Norte - El Dorado - Fresno - Inyo - Kern - Los Angeles - Madera - Mariposa - Mono - Monterey - Nevada - Placer - Plumas - Riverside - San Benito - San Bernardino - San Diego - Santa Cruz - Sierra - Siskiyou - Sonoma - Stanislaus - Tehama - Trinity - Tulare - Tuolumne - Yuba |