Topanga Formation Rock - Rancho Mission Viejo, CA
Posted by: Groundspeak Premium Member bluesnote
N 33° 31.445 W 117° 37.354
11S E 442188 N 3709562
Quick Description: A sandstone rock that contains thousands of fossils.
Location: California, United States
Date Posted: 3/21/2016 12:42:38 PM
Waymark Code: WMQR0D
Published By: Groundspeak Regular Member Math Teacher
Views: 0

Long Description:
The plaque says, "This fossil-rich sandstone was found locally from within the Topanga Formation, which was deposited during the Miocene epoch. The fossils and sandstone were deposited in a shallow sea that once occupied this area. Fossils include clams, scallops, and other marine life. Also present in this rock is evidence where Native Americans utilized the hard rock surface to shell and pound acorns during food preparation."
Type of Display: Geological

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bluesnote visited Topanga Formation Rock - Rancho Mission Viejo, CA 3/25/2016 bluesnote visited it