Mineral Resources On-Line Spatial Data
Mineral Resources > Online Spatial Data > Geology > by state > California
| State | California |
|---|---|
| Name | Upper Cretaceous marine rocks, unit 2 (Klamath Mountains) |
| Geologic age | late Early to Late Cretaceous |
| Original map label | Ku |
| Comments | Northernmost California on east side of Klamath Mountains. Consists primarily of sandstone, siltstone, mudstone, and minor conglomerate. Depositional environments range from nonmarine and shallow-marine in lower part to deep-marine (turbidite facies) in upper part |
| Primary rock type | sandstone |
| Secondary rock type | mudstone |
| Other rock types | conglomerate; sedimentary breccia; coal |
| 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. Strand, R.G., 1964, Geologic map of California, Olaf P. Jenkins edition, Weed sheet, 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. Nilsen, T.H., 1993, Stratigraphy of the Cretaceous Hornbrook Formation, southern Oregon and northern California: U.S. Geological Survey Professional Paper 1521, 89 p. |
| Geographic coverage | Siskiyou |
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