Canyon Milling siteTwenty-nine bedrock mortars, three probable bedrock-mortars.Ten small mortars on one rock could be considered cupules.Elevation 1477 ft.Our name for this site comes from Table 1 of the 1992 report Evaluation, Request for Determination of Eligibility, and Effect for the Los Vaqueros Project.A partial view of the site.Photograph by Bob BardellA closer look at […]
Long Canyon and Marsh Creek36 bedrock mortars, 29 on one rock.The location of this site near the mouth of Hog Canyon meant that this was a “gatehouse” settlement guarding one of the principal routes into the Volvon heartland. This was one of the bedrock mortar sites known to early 20th century Contra Costa County historians.This […]
Near the top of Hog CanyonPossible bowl Metate with 3 bedrock mortarsThis is either a bowl metate, a rarity in these parts, or what Ernest Johnson in “The Stone Mortars of Contra Costa County” would classify as a type “C3” mortar. Johnson says “Type [C3], which resembles a deeply worn metate, is a true mortar, […]
Upper Pond Village Creek10 bedrock mortars and 10 cupules.Elevation 1888 ft.This site sits beside the creek that flows down to the Pond Village. One of the mortars here is on a nice, flat slab in the creekbed.All ten cupules are on this rock, although it’s hard to make them out in this picture. Two are […]
Fallen Oak Village.46 bedrock mortars spread out along the edge of a meadow.Named for the large dead oak tree sprawled across some grinding rocks.Bob and Jim look for traces of bedrock mortars near the Fallen Oak.An oak limb rests on one of the main grinding rocks at this site.A number of mortars at this site […]
Lower Village Upper Overlook2 bowl bedrock mortars on a rock on Louise’s Shelf.Clyma orchard visible in the background.What was this huge mortar with the recessed rim used for? Was its position on the edge of this rock significant? Eliminate the scrub oak growing up from the rocks below, and you have a dead on view […]
Round Valley1 bedrock mortar with a pestle or hammerstoneElevation 442 ft.We found this mortar and its in situ pestle or hammerstone on the bank of Round Valley Creek.Bob illustrates how the pestle/hammerstone might have been deployed. The user would probably have straddled the mortar, however.A closer look at the pestle/hammerstone snugly ensconsed in its mortar.
Below Jamie’s KnobFour bedrock mortars and several possible mortars.Elevation 329 ft.Thanks to our master site finder spotting these beautiful mortars.This outcrop is right in the creek bed. Water was ponding up about 10 yards away on the last day of August 2014. The Indians knew where all the reliable water sources were located.A closeup of […]