Club Moto30+ bedrock mortarsElevation 663 ft.Thanks to Adrian for turning us on to this site above the Club Moto dirt bike track.The mortars here sit on a little knob at the mouth of the Altamont Pass. Bob enjoys the spectacular view over the Livermore Valley.Many of the mortars here are huge and weathered. The sandstone […]
First Terrace31 bedrock mortars, a 23 cupule rock, and 3-4 housepits.Elevation 775 ft.This site and the Kitchen site are actually on the same terrace, separated by a creekbed, but because we discovered and named the Kitchen site first, we called this site the “First Terrace.”A view of the First Terrace. The cupule rock is near […]
Frick Lake16 bedrock mortars and anvils.This site hugs the southwestern boundary of Brushy Peak Regional Preserve. Thanks to Joel for discovering it.Looking down at the site and at Frick Lake.Photograph by Bob Bardell.The mortar rocks.A closeup of one of the mortar rocks.Another mortar rock. Note the range of mortar sizes–from the cupule/anvil through the shallow […]
Kitchen Site22 bedrock mortars.Elevation 820 ft.We call this the “kitchen site” in honor of the twelve mortar rock found here.Heading down to the site.Photograph by Bob Bardell.This twelve mortar rock has some of the deepest bedrock mortars you’ll ever see. Three of these bullet-shaped mortars are over 15″ deep.A closeup of some of the deep […]
Reservoir7 bedrock mortarsElevation 743 ft.These mortars sit where relatively level ground gives way to rocks and rising contours. They are subject to burial by soils washed down from above.One of a pair of bullet-shaped mortars on a slab near the five-mortar rock pictured above. Note the machined interior and flat rim.Photograph by Bob Bardell.