Object Record

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Collection Speer Collection
Catalog Number 1999.0001.1181
Object Name Mano
'Iipay Aa Name hapiichaa
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 is shouldered in usewear. It is circular in shape. The stone material is granitic with muscovite mica. It is coarse grained.

This grinding or milling stone ventral side is heavily pecked, flattened with some polish. This grinding stone's dorsal side is rounded, polished and slightly pecked. Pecking increases the grinding surface for greater traction. Striations appearing on the surface suggest that this mano was used in an undulating or back and forth movement. Wear on the perimeter sides show shouldering from heavy use.

Dimensions:
Length - 4.960", Width - 4.606", Height - 1.771", Weight - 2.362 lbs



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