Table 1.

Dimensions and composition of beads

Bead	Length, mm	Diameter, mm	Thickness, mm	Weight, g	Au, %	Ag, %	Cu, %
1	20.5	7	1	4.2	95.4	4.3	0.27
2	18.5	6	1	3.3	95.9	3.8	0.31
3	14.0	6	0.5	1.5	95.1	4.6	0.29
4	12.0	6	0.7	2.0	95.1	4.6	0.29
5	29.0	7.5	0.5	5.2	95.5	4.2	0.30
6	11.5	7.0	1	1.8	96.1	3.6	0.29
7	15.0	6.5	0.5	1.7	95.3	4.5	0.21
8	19.0	7	0.6	3.8	95.6	4.1	0.27
9	21.0	6.6	0.9	4.3	95.1	4.6	0.32
Average					95.5	4.3	0.28