Mineral Resources On-Line Spatial Data
Mineral Resources > Online Spatial Data > Geology > by state > California
| State | California |
|---|---|
| Name | Tertiary pyroclastic and volcanic mudflow deposits, unit 2 (Berkeley Hills) |
| Geologic age | Tertiary (8-12 Ma) |
| Original map label | Tvp |
| Primary rock type | basalt |
| Secondary rock type | dacite |
| Other rock types | rhyolite; tuff |
| 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 | 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. Whitlock, Jaime S., 2002, Evidence of a mantle wedge source for slab window volcanism in the northern California coast ranges. Unpublished M.S. Thesis, the Pennsylvania State University, College Station, Pennsylvania, 78 p. Jennings, C.W., Strand, R.G., and Rogers, T.H., 1977, Geologic map of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. |
| Geographic coverage | Contra Costa |
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