Important elements for the lower parts (prior to 1934 CE) of cores Sun 2-1 and SM 16 4-3. DOI: https://doi.org/10.1525/elementa.2020.00150.t6
| Principal Component . | Sun 2-1 . | SM 16 4-3 . | ||
|---|---|---|---|---|
| Variance (%) . | Elements . | Variance (%) . | Elements . | |
| PC1 | 46.6 | Mn + Fe | 42.7 | Pb/(Ni + inc + coh) |
| PC2 | 22.5 | (Ca + Ni + inc + coh)/(Ba + K) | 19.1 | (coh + Ar)/(Si + K + Ti + Ba) |
| PC3 | 11.1 | Pb | 14.1 | Ca/Rb |
| PC4 | 6.5 | Si | 7.1 | Ba |
| PC5 | 5.3 | Ba | 5.1 | Cu |
| Principal Component . | Sun 2-1 . | SM 16 4-3 . | ||
|---|---|---|---|---|
| Variance (%) . | Elements . | Variance (%) . | Elements . | |
| PC1 | 46.6 | Mn + Fe | 42.7 | Pb/(Ni + inc + coh) |
| PC2 | 22.5 | (Ca + Ni + inc + coh)/(Ba + K) | 19.1 | (coh + Ar)/(Si + K + Ti + Ba) |
| PC3 | 11.1 | Pb | 14.1 | Ca/Rb |
| PC4 | 6.5 | Si | 7.1 | Ba |
| PC5 | 5.3 | Ba | 5.1 | Cu |