Object Record

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Collection Speer Collection
Catalog Number 1999.0001.1435
Object Name Metate
'Iipay Aa Name 'ehpii
Description A whole, rectangular, portable grinding stone platform, with a depression, also known as a basin metate. The stone material is a granitic (granodiorite) with gold biotite mica. It is coarse grained. It has a central grinding surface that was formed by undulating, back and forth, grinding movements typically with a hand-held grinding stone, called a mano.

This grinding or milling stone's ventral platform is polished for an area that is 13.5 inches (34.29 cm) long and 7.25 inches (19.05 cm) wide and .67 inch (1.7 cm) deep. Construction of the stone created a smooth rectangular surface and there is some crumbling on the sides. A gray brown stain outlines the ventral surface. The dorsal side of the stone is curved with a flatter, stable base measuring 7.5 inches (19.05 cm) and 2.5 inches (6.35 cm).

Dimensions:
Length - 16.692", Width - 8.818", Height - 3.622", Weight - 26 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 CA
Caption Basin Metate, granitic. Ventral horizontal view, side A
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