Ring Mountain
Ring MountainMultiple PCNsA PCN is created by pecking a circular or oval groove in a rock (typically schist in the Bay Area) leaving a raised “nucleated” center that may itself be subject to further manipulation.For an in-depth study of PCNs see Donna Gillette’s 2011 dissertation Cultural Markers on the Landscape: the PCN Pecked Curvilinear Nucleated […]



