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Table 4 Major, minor and trace element oxide compositions of the glass beads (wt% oxide)

From: The chemical composition and manufacturing technology of glass beads excavated from the Hetian Bizili site, Xinjiang

Sample ID SiO2 Al2O3 Fe2O3 MgO CaO Na2O K2O Na2O + K2O MnO P2O5 TiO2 Sb2O3 Method Weathering degree
HLB1-blue 46.14 9.34 3.20 2.34 15.99 7.76 6.50 14.26 0.29 4.16 0.61 0.15 LA-ICP-AES Unweathered
HLB1-yellow 63.96 6.69 0.86 3.57 5.11 3.79 5.44 9.23 0.07 0.64 0.26 0.06 LA-ICP-AES Weathered
HLB2-blue 66.40 8.12 1.86 2.65 6.27 3.76 4.97 8.73 0.15 2.93 0.52 0.06 LA-ICP-AES Weathered
HLB2-yellow 52.33 4.89 1.03 1.69 4.23 2.48 3.36 5.84 0.05 2.85 0.28 0.07 LA-ICP-AES Weathered
HLB3- blue 67.44 4.37 0.57 3.32 3.43 12.55 6.20 18.75 0.08 0.49 0.16 0.01 LA-ICP-AES Unweathered
HLB3-white1 72.54 4.81 1.77 2.39 7.51 2.29 5.30 7.59 0.32 0.29 0.36 1.35 LA-ICP-AES Weathered
HLB4-blue 75.74 3.08 0.44 2.29 2.13 9.82 5.18 15 0.05 0.25 0.11 0.00 LA-ICP-AES Unweathered
HLB4-yellow 66.89 4.82 0.50 3.05 3.43 8.57 7.11 15.68 0.14 0.40 0.18 0.01 LA-ICP-AES Unweathered
HLB5-black 87.32 3.03 1.69 0.56 1.85 1.00 1.84 2.84 1.25 0.29 0.22 0.05 LA-ICP-AES Highly weathered
HLB5-white 72.55 2.40 0.53 0.50 1.52 2.88 2.17 5.05 0.19 0.41 0.18 8.49 LA-ICP-AES Weathered
HLB6-blue 87.32 2.65 1.03 0.76 2.54 1.75 1.98 3.73 0.36 0.34 0.24 0.09 LA-ICP-AES Highly weathered
HLB6-white 70.20 2.40 0.48 0.74 2.55 5.75 2.75 8.5 0.76 0.35 0.14 8.15 LA-ICP-AES Unweathered
HLB7 91.72 1.27 0.74 0.88 2.70 0.16 1.45 1.61 0.07 ND 0.10 0.05 ED-XRF Highly weathered
HLB8-yellow 67.60 4.60 1.06 2.52 2.83 8.64 5.95 14.59 0.13 0.36 0.19 0.00 LA-ICP-AES Unweathered
HLB8-blue 83.84 6.69 0.48 1.70 1.84 1.00 2.71 3.71 0.09 0.29 0.21 0.01 LA-ICP-AES Highly weathered
HLB9-black 72.34 6.86 0.74 0.42 2.15 3.05 5.45 8.5 0.22 2.93 0.69 0.59 LA-ICP-AES Weathered
HLB9-white1 74.27 2.55 0.37 0.55 3.57 5.94 2.30 8.24 0.73 0.26 0.12 3.40 LA-ICP-AES Unweathered
HLB10-green 68.17 6.77 2.36 3.42 7.02 5.49 4.62 10.11 0.68 0.26 0.24 0.00 LA-ICP-AES Unweathered
HLB-11-green 81.24 4.31 1.30 1.71 4.23 0.49 2.80 3.29 0.22 0.02 0.27 0.28 ED-XRF Highly weathered
HLB12-blue 66.32 4.99 0.48 4.06 3.38 12.91 6.05 18.96 0.08 0.39 0.16 0.00 LA-ICP-AES Unweathered
HLB12-black 14.62 1.74 1.24 3.69 6.66 3.06 2.23 5.29 44.77 8.48 0.23 2.63 LA-ICP-AES unweathered
HLB12-pink 54.56 4.16 2.97 12.11 5.54 2.08 5.22 7.3 0.40 8.02 0.48 0.08 LA-ICP-AES unweathered
HLB12-white1 44.02 3.01 1.87 2.43 6.40 2.64 2.69 5.33 5.38 7.69 0.27 1.55 LA-ICP-AES unweathered
HLB12-white2 20.50 2.11 1.41 2.97 10.20 2.40 2.71 5.11 9.26 17.18 0.52 1.73 LA-ICP-AES Unweathered
Sample ID CuO PbO CoO BaO SnO2 SrO ZnO B2O3 V2O5 NiO ZrO Ag2O Method  
HLB1-blue 0.82 0.23 0.02 0.16 0.44 0.09 0.80 0.20 0.38 0.37 0.00 0.01 LA-ICP-AES Unweathered
HLB1-yellow 0.08 7.02 0.00 0.15 1.86 0.05 0.15 0.09 0.07 0.06 0.01 0.00 LA-ICP-AES Weathered
HLB2-blue 0.63 0.14 0.01 0.24 0.46 0.05 0.18 0.09 0.32 0.19 0.00 0.00 LA-ICP-AES Weathered
HLB2-yellow 0.43 20.03 0.00 0.41 5.43 0.08 0.10 0.06 0.10 0.07 0.00 0.03 LA-ICP-AES Weathered
HLB3- blue 1.03 0.00 0.00 0.09 0.04 0.05 0.01 0.10 0.02 0.04 0.00 0.00 LA-ICP-AES Unweathered
HLB3-white1 0.26 0.21 0.05 0.21 0.07 0.02 0.08 0.10 0.02 0.04 0.01 0.01 LA-ICP-AES Weathered
HLB4-blue 0.61 0.00 0.00 0.14 0.02 0.03 0.00 0.05 0.01 0.02 0.00 0.00 LA-ICP-AES Unweathered
HLB4-yellow 0.01 4.17 0.00 0.11 0.46 0.04 0.00 0.06 0.01 0.02 0.01 0.00 LA-ICP-AES Unweathered
HLB5-black 0.16 0.00 0.09 0.13 0.11 0.03 0.07 0.14 0.05 0.11 0.00 0.00 LA-ICP-AES Highly weathered
HLB5-white 0.08 7.11 0.00 0.01 0.40 0.01 0.12 0.21 0.08 0.16 0.00 0.00 LA-ICP-AES Weathered
HLB6-blue 0.15 0.06 0.08 0.03 0.13 0.02 0.15 0.15 0.05 0.11 0.00 0.01 LA-ICP-AES Highly weathered
HLB6-white 0.06 5.40 0.00 0.02 0.08 0.02 0.06 0.07 0.01 0.02 0.00 0.00 LA-ICP-AES Unweathered
HLB-7 0.01 0.07 0.01 0.69 0.05 0.02 0.01 ND ND ND ND ND ED-XRF Highly weathered
HLB8-yellow 0.09 5.00 0.00 0.11 0.76 0.03 0.01 0.07 0.01 0.03 0.01 0.00 LA-ICP-AES Unweathered
HLB8-blue 0.67 0.03 0.00 0.11 0.09 0.02 0.01 0.11 0.04 0.07 0.00 0.00 LA-ICP-AES Highly weathered
HLB9-black 0.94 0.09 0.00 0.03 0.97 0.02 0.72 0.73 0.36 0.68 0.00 0.00 LA-ICP-AES Weathered
HLB9-white1 0.04 5.60 0.00 0.03 0.06 0.03 0.06 0.07 0.01 0.02 0.00 0.01 LA-ICP-AES Unweathered
HLB10-green 0.09 0.00 0.00 0.16 0.19 0.05 0.02 0.11 0.19 0.16 0.00 0.01 LA-ICP-AES Unweathered
HLB-11-green 2.11 0.02 0.01 0.76 0.13 0.10 0.02 ND ND ND ND ND ED-XRF Highly weathered
HLB12-blue 0.88 0.00 0.00 0.08 0.02 0.06 0.00 0.08 0.01 0.02 0.01 0.00 LA-ICP-AES Unweathered
HLB12-black 0.27 9.72 0.07 0.07 0.04 0.07 0.27 0.07 0.03 0.04 0.00 0.00 LA-ICP-AES Unweathered
HLB12-pink 0.80 2.79 0.00 0.06 0.09 0.05 0.33 0.13 0.05 0.09 0.01 0.00 LA-ICP-AES Unweathered
HLB12-white1 0.10 21.46 0.01 0.05 0.07 0.08 0.16 0.07 0.02 0.03 0.00 0.00 LA-ICP-AES Unweathered
HLB12-white2 0.20 28.14 0.01 0.04 0.06 0.14 0.30 0.07 0.02 0.04 0.00 0.00 LA-ICP-AES Unweathered
  1. ND not detected