Object Record

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Collection Speer Collection
Catalog Number 1999.0001.1154
Object Name Hammerstone
'Iipay Aa Name 'ewii cha'ttuuch
Description A whole hand-held hammerstone, in Southern California archaeology. It may also be called a hammerstone-abrader. This multifacial stone is held in one hand. It is circular in shape and granitic.

This stone has battering on two or more perimeter ends. The stone is an unshaped cobble. There are also areas of pecking and abrasion on both sides by usewear that make it appear to also function as an abrader or small grinding stone. The ventral end is flattened, polished, pecked and shouldered from grinding.

Length - 2.125", Width - 1.850", Height - 1.377", Weight - .321 lbs.

Provenance This artifact was found within the local San Diego County region, 1910-1950.
Date Late Prehistoric (1300-800 YA)
Material Granitic
Culture Kumeyaay / DiegueƱo
Place of Origin San Diego County
Caption Mano, granitic: dorsal view, side A (battering perimeter edges).