Fig. 4From: Corrosion of Longquan celadons in the marine environment: study on the celadons from the Dalian Island shipwreck of the Yuan DynastyOM and SEM images of sample No. 09, a and b corroded glaze surface; c the rectangle region in (b): the remaining opaque glaze. The marked positions (P1 and P2) were examined by EDS and the results were listed in Table 3Back to article page