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Table 3.

Important elements for the upper part (post 1934 CE) of cores Sun 2-1 and SM 16 4-3. DOI: https://doi.org/10.1525/elementa.2020.00150.t3

Principal ComponentSun 2-1SM 16 4-3
Variance (%)ElementsVariance (%)Elements
PC1 51.2 Ca 42.2 (Ca + Si + K)/Pb 
PC2 14.9 (inc + coh)/(Si + K + Ti) 20.9 Ca + Pb 
PC3 10.7 Pb 11.4 inc/(Si + K + Ti) 
PC4 7.6 Mn/Cu 7.2 Mn/(Rb + coh) 
PC5 5.5 Cu 4.3 Cu 
Principal ComponentSun 2-1SM 16 4-3
Variance (%)ElementsVariance (%)Elements
PC1 51.2 Ca 42.2 (Ca + Si + K)/Pb 
PC2 14.9 (inc + coh)/(Si + K + Ti) 20.9 Ca + Pb 
PC3 10.7 Pb 11.4 inc/(Si + K + Ti) 
PC4 7.6 Mn/Cu 7.2 Mn/(Rb + coh) 
PC5 5.5 Cu 4.3 Cu 
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