Type Formation Overlies Santa Margarita Formation | Country United States | |
Region San Joaquin Valley, Kern County, California Underlies Etchegoin Formation, Kern River Beds | ||
The Chanac Formation is a Cenozoic Era sandstone geologic formation in the southeastern San Joaquin Valley, within Kern County, California.
Geology
The Kern River Series is divided into the lower Chanac Formation unit, and the upper Kern River Beds Formation unit, with the wedge of the Etchegoin Formation in the middle in the western section. It is composed of sandstone and cobble conglomerate. It overlies the Miocene Period Santa Margarita Formation.
It preserves fossils dating back to the Neogene period.
References
Chanac Formation Wikipedia(Text) CC BY-SA