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Table 3 Lead isotope ratios of Nanhai I shipwreck beads and Cizao porcelain

From: Characterization of glass beads from Nanhai I shipwreck and new evidence of lead tin yellow type II in China

  207Pb/206Pb 208Pb/206Pb 206Pb/204Pb 207Pb/204Pb 208Pb/204Pb
Green glaze of ceramics from Cizao kiln (PbO-SiO2) 0.8619 2.1310 18.1406 15.6352 38.6580
Large yellow bead 0.8623 2.1306 18.1231 15.6280 38.6127
Small yellow bead 0.8618 2.1304 18.1423 15.6344 38.6502