Doris Sloan takes a group of about 50 people on a nature walk from Claremont Canyon to Strawberry Canyon and back. She shows and describes Moraga volcanic basalt, Orinda sedimentary rock and Clare...
Doris Sloan takes a group of about 50 people on a nature walk from Claremont Canyon to Strawberry Canyon and back. She shows and describes Moraga volcanic basalt, Orinda sedimentary rock and Claremont chert.
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