Description: Argillite paint mortar with 27 vertical exterior grooves (each 2 mm wide by 2 mm deep). A black substance adheres to the interior of the mortar, which was at one time well polished all around. A large piece of the base has broken and been mended.
Dimensions: Diam. 7.2 x Base 5.5 x Depth 1.9 cm.
Collection: On display at the Tuzigoot National Monument Visitor Center (catalog card).