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july 31, 2008
Concretions
by Don Garlick
Meter-sized spherical rocks decorate Bowling Ball Beach three miles south of Point Arena in Mendocino County. They have gathered there into rows on a corrugated wave-cut platform eroded into inclined ...
by Don Garlick
Meter-sized spherical rocks decorate Bowling Ball Beach three miles south of Point Arena in Mendocino County. They have gathered there into rows on a corrugated wave-cut platform eroded into inclined ...