My favorite Northbrae rock park is Mortar Rock. Just up the street from the popular and often noisy Indian Rock, Mortar Rock is quiet and secluded. The name comes from mortar holes made by the Ohlone and Chochenyo peoples before the arrival of the Europeans in 1769. The top of the rock was formerly completely ...
The Northbrae area (as well as Cragmont and Thousand Oaks) features many rhyolite outcrops. In keeping with the Berkeley Hillside Club’s dictum of leaving trees and rocks in situ and building around them, the developers turned the largest outcrops into parks: Indian Rock, Mortar Rock, Grotto Rock, Contra Costa Rock, Great Stoneface, Cragmont Rock. Before ...
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