Point Loma Formation
The Point Loma Formation is a sedimentary geological formation in Southern California. The strata date back to the Late Cretaceous epochs of the Cretaceous period, during the Mesozoic Era.
| Point Loma Formation | |
|---|---|
| Stratigraphic range: Late Cretaceous | |
Typical exposure of the Point Loma Formation at Sunset Cliffs | |
| Type | Geological formation |
| Unit of | Rosario Group |
| Underlies | Cabrillo Formation |
| Overlies | Lusardi Formation |
| Thickness | 400 m (1,300 ft) |
| Lithology | |
| Primary | Sandstone, shale, siltstone |
| Location | |
| Region | California |
| Country | United States |
| Extent | Point Loma to La Jolla San Diego County California |
| Type section | |
| Named for | Point Loma |
| Named by | Kennedy and Moore |
| Year defined | 1971 |
The formation is named after the Point Loma peninsula in southwestern San Diego County, California.
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