PCA of Italian samples—Varifactors loadings | PCA of Danish samples—Varifactors loadings | |||||||
---|---|---|---|---|---|---|---|---|
 | PC-1 | PC-2 | PC-3 |  | PC-1 | PC-2 | PC-3 | PC-4 |
Ca | 0.882 | − 0.146 | 0.139 | Ca | 0.959 | − 0.046 | − 0.031 | − 0.035 |
Mn | 0.095 | 0.881 | 0.009 | Mn | − 0.020 | 0.888 | − 0.134 | − 0.194 |
Fe | − 0.034 | 0.656 | 0.541 | Fe | 0.060 | 0.809 | 0.252 | 0.307 |
Cu | − 0.370 | 0.755 | 0.256 | Cu | 0.730 | 0.275 | 0.398 | 0.389 |
Sr | 0.918 | − 0.037 | − 0.305 | Sr | 0.919 | − 0.082 | − 0.054 | 0.306 |
Ba | 0.868 | − 0.143 | − 0.337 | Ba | 0.675 | 0.297 | 0.090 | 0.618 |
Hg | − 0.474 | 0.720 | − 0.084 | Hg | 0.008 | 0.010 | 0.984 | − 0.005 |
Pb | − 0.273 | 0.066 | 0.859 | Pb | − 0.194 | 0.063 | 0.015 | − 0.929 |