Table 4 LA-ICP-MS analysis results of the major components of turquoise artifacts (wt%)
Content | Al2O3 | SiO2 | P2O5 | K2O | FeO | CuO | ZnO | Ba | V | Cr |
|---|---|---|---|---|---|---|---|---|---|---|
Minimum | 27.700 | 0.132 | 36.100 | 0.030 | 0.810 | 4.120 | 0.012 | 0.514 | 0.004 | 0.013 |
Max | 34.500 | 1.070 | 43.600 | 0.143 | 4.170 | 9.260 | 1.920 | 2.328 | 0.890 | 1.569 |
Average | 31.300 | 0.403 | 39.600 | 0.072 | 2.220 | 7.770 | 0.316 | 1.134 | 0.114 | 0.362 |