DescriptionTarSandstoneCalifornia.jpg English: Tarsandstone from the Monterey Formation of Miocene age (10 to 12 million years old), of southern California,
DescriptionTarsandstone (Monterey Formation, Miocene, 10-12 Ma; southern California, USA) (16846124455).jpgTarsandstone from the Miocene of California, USA
DescriptionTarsandstone (Monterey Formation, Miocene, 10-12 Ma; southern California, USA) 3.jpg English: Tarsandstone from the Miocene of California, USA. Tar