The Martinez Formation is an Eocene Epoch geologic formation in California.
| Martinez Formation | |
|---|---|
| Stratigraphic range: Eocene | |
| Type | Geologic formation |
| Underlies | Tejon Formation (regionally), Ione Formation (regionally) |
| Overlies | Chico Formation |
| Location | |
| Region | California |
| Country |  United States |
Geology edit
The formation regionally overlies the Chico Formation and regionally underlies the Tejon Formation or the Ione Formation.
It is exposed in the Clevelin Hills in Riverside County, Santa Ana Mountains in Orange County, northwestern Santa Monica Mountains near Calabasas (California) in Los Angeles County, and north of Mount Diablo/south of the Sacramento Delta in Contra Costa County.[1]
Fossils edit
The formation preserves fossils dating back to the Paleogene period.[2]
See also edit
References edit
- ^ Google Books: "The stratigraphic and faunal relations of the Martinez formation to the Chico and Tejon of Southern California", Clarence A. Waring; Stanford University Dept. of Geology; Jun 4, 2011 . accessed 1.16.2016.
- ^ Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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