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Appendix A- 53 BDG vein quartz artefacts: cortex proportions by context

Context Cortex Total
0% 1-49% 50-99% 100% Total
202 554 35 8 3 600
203 group 1513 103 65 14 1695
205 79 4 4 1 88
206 1179 21 26 10 1236
215 81 3 3 2 89
Total 3406 166 106 30 3708
% % % % %
202 92.3 5.8 1.3 0.5 100.0
203 group 89.3 6.1 3.8 0.8 100.0
205 89.8 4.6 4.6 1.1 100.0
206 95.4 1.7 2.1 0.8 100.0
215 91.0 3.4 3.4 2.3 100.0
Total 91.9 4.5 2.9 0.8 100.0

Appendix A- 54 BDG vein quartz core types by context, excluding possible cores

Core type Context Total
202 202 206 206 203
group
203
group
205 215 Total Total Total
Comp Frag Comp Frag Comp Frag Comp Comp Comp Frag All
Multiplatform 5 1 2 1 18 2 2 - 27 4 31
Dual, opposed - - - - 2 - - 1 3 - 3
Single platform 2 - - - 5 2 1 - 8 2 10
Bipolar 2 2 - 2 - 2 - - 2 6 8
Radially split - - - - - 1 - - - 1 1
Conical piece - - - 1 - 1 - - - 2 2
Total 9 3 2 4 25 8 3 1 40 15 55
% % % % % % % % % % %
Multiplatform 55.6 33.3 100.0 25.0 72.0 25.0 66.7 - 67.5 26.7 56.6
Dual, opposed - - - - 8.0 - - 100.0 7.5 - 5.5
Single platform 22.2 - - - 20.0 25.0 33.3 - 20.0 13.3 18.2
Bipolar 22.2 66.7 - 50.0 - 25.0 - - 5.0 40.0 14.5
Radially split - - - - - 12.5 - - - 6.7 1.8
Conical piece - - - 25.0 - 12.5 - - - 13.3 3.6

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