Found 1,675 items associated with Refine Search .
Found 1,675 items associated with Refine Search .
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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
Rectangular; derived from flake; invasive retouch on steep convex dorsal lateral margins; semi-invasive retouch on acute convex dorsal distal margin; crushing on three edges
Use damage suggests scraper function
Medium size grade
Scraper and knife; yellow brown opaque chert; one dorsal lateral margin exhibits semi-invasive steep retouch on concave edge; opposite dorsal margin exhibits use damage on acute edge; steeply retouched margin lightly crushed (scraper-like); opposite acute concave edge use damaged (knife-like); medium size grade
Small size grade
Semi-invasive retouch on two converging steep ventral margins; medium size grade
Split cobble; one end bifacially retouched; crushing on bifacial edge
Medium size grade
Notch and scraper edge; invasive retouch on convex obtuse dorsal lateral margin--use damaged micro-flaking on retouched edge; retouched forms notch on opposite concave acute dorsal lateral margin--bifacial use damage along proximal edge-polish and crushing -scraper edge?