Topanga Canyon Formation | |
---|---|
Stratigraphic range: Neogene | |
Type | Formation |
Underlies | Modelo Formation |
Location | |
Region |
Santa Monica Mountains Los Angeles County, California |
Country | United States |
The Topanga Canyon Formation ( /təˈpæŋɡə/ ) is a Miocene epoch geologic formation in the Santa Monica Mountains, Simi Hills, Santa Ana Mountains and San Joaquin Hills, in Los Angeles County, Ventura County, and Orange County, southern California. [1] It is primarily composed of hard sandstone with some inter-bedded siltstone.
It preserves fossils dating back to the Miocene epoch of the Neogene period, during the Cenozoic Era. [2] [3]
Topanga Canyon Formation | |
---|---|
Stratigraphic range: Neogene | |
Type | Formation |
Underlies | Modelo Formation |
Location | |
Region |
Santa Monica Mountains Los Angeles County, California |
Country | United States |
The Topanga Canyon Formation ( /təˈpæŋɡə/ ) is a Miocene epoch geologic formation in the Santa Monica Mountains, Simi Hills, Santa Ana Mountains and San Joaquin Hills, in Los Angeles County, Ventura County, and Orange County, southern California. [1] It is primarily composed of hard sandstone with some inter-bedded siltstone.
It preserves fossils dating back to the Miocene epoch of the Neogene period, during the Cenozoic Era. [2] [3]