| Modelo Formation Stratigraphic range: Miocene, of Neogene |
|
|---|---|
| Type | Formation |
| Thickness | 600 metres (2,000 ft) |
| Lithology | |
| Primary | Shale |
| Location | |
| Region | Los Angeles County and Ventura County, California |
| Country | United States |
| Extent | Simi Hills, Santa Susana Mountains |
The Modelo Formation is a Miocene geologic formation in the Simi Hills and western Santa Susana Mountains of southern California.
It preserves fossils dating back to the Late Miocene of the Neogene period.