Rectangular, 2 rounded and 2 angular edges. One face ground.

Gray pumice abrader with a deeply grooved depression, one centimeter wide in the center on one side. Eight smaller (2mm wide) grooves intersect the deep groove diagonally. Seven or more grooves are on the opposite side of the abrader. M. Christopher 10/30/1998.

Smooth, well rounded flat cobble with two edges and a white streak indicating abrasion

Shallow pit on one face, ground lengthwise on other faced.

Vesicular basalt abrader fragment. M. Christopher 11/02/1998.

Brown triangular groundstone, edges are round, sides are smooth, one end rounded, the other abrupt.

Sandstone abrader, Level III

Rectangular.

Volcanic tuff abrader with groove ground into one side. 12/01/98 D. Bradley

Pumice (crossed out) scoria stone tool, possible a sharpener.* Vesicular basalt. Tabular, ground on one face, a lengthwise groove on the opposite face. One end broken into two pieces, and glued back together (6/95). *Information is from the original accession ledger.