Side struck; large size grade

Trapezoidal tabular frag; two snapped sides; one side rounded/smoothed; fourth side faceted (saw?); one surface smoothed-whetstone?; opposite surface fracture plane

Priamry flake; large size grade

Flat oval cobble; one side exhibits bipolar flaking; single flakes removed from each of four sides/poles

Asymetrically shaped biface base; single shoulder; rounded base; base and stem margins ground; random facial flaking; piano-convex x-section; medial snap; medium size grade

End struck; extra large size grade

Light brown chert; narrow biface; derived from flake; triangular x-section; straight, converging margins; bifacially retouched edges; tip missing/brokem; rotary wear on distal dorsal ridge; rounding/wear polish on medial doraal ridge; prob drill

"Key-shaped" uniface; invasive retouch on semi-acute, convex dorsal lateral margin; opposite lateral amrgin incurvate and not retouched; edge damaged on retouched margin

Translucent light gray; medium size grade

Three steeply rertouched dorsal margins; formally shaped (flat bottome u-shaped); two snapped edges; three edges exhibit use wear rounding (abrading); xl size grade, primary sandstone flake; saw