Object Record

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Collection Speer Collection
Catalog Number 1999.0001.1362
Object Name Mano
Description A whole hand-held grinding stone, also known as a mano in Southern California archaeology. This bifacial stone is used with one hand for grinding and was shaped in construction. It is rectanguloid in shape. The stone material is sandstone that is fine grained.

This grinding or milling stone's ventral side is smooth with an area of loss along the left side and orange staining on the surface. Its dorsal side is smooth and flat. Striations appearing on the surface suggest that this mano was used in an undulating or back and forth movement. Construction of the stone created smooth surfaces.

Dimensions:
Length - 3.937", Width - 3.740", Height/Thickness - 1.338", Weight - 1.398 lbs.
Provenance This artifact was found within the local San Diego County region, collected 1910-1950.
Date LP
Material Sandstone
Culture Kumeyaay / DiegueƱo
Place of Origin CA
Caption Dorsal view