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Table 2 Elemental composition in atomic-% obtained by EDS analysis on Samples 5 and 6 in various positions

From: Studying a 2 millennia old bronze kettle using easily accessible characterization techniques

Element Sample 5 Sample 6
Position 1 Position 2 Position 1 Position 2 Position 3
C 22.0 23.7 47.9 52.8 66.1
O 58.5 55.5 42.8 39.3 29.7
Cu 14.7 8.0 0.6 1.7 2.1
Fe 1.3 9.6 0.3 0.7 0.5
Sn 0.6 4.1
Ca 0.4 0.3 0.7 0.8 0.9
Si 1.9 1.5 4.4 0.3 0.4
Al 0.8 2.3 0.2
Mg 0.4 0.6
S 0.1 0.4 0.2 0.2 0.1
P 0.6 0.2