Object Record

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Collection Speer Collection
Catalog Number 1999.0001.1436
Object Name Metate
'Iipay Aa Name 'ehpii
Description A whole, flat, rectangular, portable grinding stone platform, also known as a metate. The stone material is a granitic (diorite) with biotite (black and gold) mica and inclusions of peroxene crystals, possibly. 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 15 inches (38.1 cm) long and 8 inches (20.32 cm) wide. Construction of the stone created a smooth rectangular surface. The dorsal side of the stone is rough with a flatter, stable base.

Length - 19.212", Width - 10.039", Height - 1.929", Weight - 32 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 Metate, slab, granitic. Ventral horizontal view, side A .