Carved from volcanic rock, used for grinding chocolate beans and maize.
A classic metate is a flat slab of stone, sometimes with carved legs. The top of the slab has a shallow depression which is created through years of wear. To use the metate, someone scatters grain into this depression and then rolls a mano, a rounded grinding stone, back and forth across the metate
All vary, approx 20cm x 17cm x 12cm tall.