| State | California |
|---|---|
| Name | Jurassic marine rocks, unit 5 (Northern Sierra Nevada and Eastern Klamath Mountains) |
| Geologic age | Devonian to Late Jurassic |
| Lithologic constituents |
Major
Sedimentary > Clastic > Sandstone (Bed)Feldspathic to volcaniclastic
Metamorphic > Metasedimentary > Metaclastic > Slate
Minor
Igneous > Volcanic (Pyroclastic)
Metamorphic > Metasedimentary > Metaclastic > Argillite
Incidental
Sedimentary > Clastic > Mudstone (Bed)
Metamorphic > Metasedimentary > Metaclastic > Quartzite
Sedimentary > Clastic > Conglomerate (Bed)
Sedimentary > Chemical > Chert (Bed)
Igneous > Volcanic > Mafic-volcanic > Andesite (Flow, Volcaniclastic)
Sedimentary > Clastic > Siltstone (Bed)
Sedimentary > Carbonate > Limestone (Bed)
|
| Comments | Eastern Klamath Mountains, northern Sierra Nevada. Primarily argillite, slate, feldspathic to volcaniclastic sandstone, and pyroclastic rocks. Includes some rocks of Paleozoic age in northern Sierra Nevada |
| Stratigraphic units | Arvison Fm., Fant Meta-andesite, Hardgrave Fm., Milton Fm. (part), Mormon Fm., Potem Fm., Sailor Canyon Fm. (part), Thompson Fm. (of McMath), Trail Fm. (of McMath) |
| 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.Gay, T.E., Jr., and Aune, Q.A., 1958, Geologic map of California, Olaf P. Jenkins edition, Alturas 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.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.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.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.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 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 Harwood, D.S., 1992, Stratigraphy of Paleozoic and lower Mesozoic rocks in the Northern Sierra Terrane, California: U.S. Geological Survey Bulletin 1957, 78 p., scale 1:250,000.https://pubs.er.usgs.gov/publication/b1957 Grose, T.L.T., Saucedo, G.J., and Wagner, D.L., 1990, Geologic map of the Susanville quadrangle, Lassen and Plumas Counties, California: California Division of Mines and Geology, Open-File Report 91-1, 25 p., scale 1:100,000. |
| NGMDB product | |
| Counties | El Dorado - Lassen - Nevada - Placer - Plumas - Shasta - Sierra |