| State | California |
|---|---|
| Name | Quaternary volcanic flow rocks, unit 5 (Coso Volcanic Field) |
| Geologic age | Quaternary (0-4 Ma) |
| Lithologic constituents |
Major
Igneous > Volcanic > Mafic-volcanic > Basalt (Flow, Volcaniclastic-volcanic breccia)
Minor
Igneous > Volcanic > Felsic-volcanic > Rhyolite (Flow, Dome)
Igneous > Volcanic > Felsic-volcanic > Dacite (Flow)
Incidental
Igneous > Volcanic > Mafic-volcanic > Andesite (Flow)
|
| Comments | source of heat for geothermal energy |
| References | Luedke, R.G., and Smith, R.L., 1981, Map showing distribution, composition, and age of late Cenozoic volcanic centers in California and Nevada: U.S. Geological Survey Miscellaneous Investigations Series Map I-1091-C, scale 1:1,000,000.https://pubs.er.usgs.gov/publication/i1091C Duffield, W.A. and Bacon, C.R., 1981, Geologic map of the Coso volcanic field and adjacent areas, Inyo County, California: U.S. Geological Survey Miscellaneous Investigations Map I-1200.https://pubs.er.usgs.gov/publication/i1200 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. |
| NGMDB product | |
| Counties | Inyo |