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\ p None B a = c @ = Z ?N*8 X" 1 Arial1 Arial1 Arial1 Arial1 Arial1 Arial1 Arial General ` Table 13 uF : Chert Quartzite Silcrete AU 1 2 # of flakes 495 64 95 41 145 72 Mass (g) 0.4 0.4 0.4 0.6 0.7 1.4 0.8 1.9 0.6 1.1 0.7 1.2 Surface area estimate 130 101 130 121.5 192 198 180 327 165 186 172 169 Elongation index 1.1 0.7 1 0.7 1.1 0.6 1.1 0.5 Overhang removal (#, %) 270 (42.1%) n = 641 49 (62.8%) n = 78 50 (37.9%) n = 132 20 (37%) n = 54 66 (35.7%) n = 185 22 (26.2%) n = 84 Number of dorsal scars 3 2 2 1 3 1 Flakes with cortex (#, %)
57 (11.5%) 4 (6.3%) 9 (9.5%) 4 (9.8%) 14 (9.7%) 1 (1.4%)" Feather terminations (#, %) 552 (72.2%) n = 765 67 (78.8%) n = 85 104 (71.7%) n = 145 51 (81%) n = 63 150 (75%) n = 200 75 (72.8%) n = 103
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