Fig. 4From: Sourcing celadons with EDXRF and LA-ICP-MS from the Xunyang city burial complex, 202 B.C–907 A.D.a and b: Rb-Hf scatter plot of the clay body of analysed samples and the celadon from Hongzhou kiln and Yue kiln; c Exploratory Factor analysis (KMO = 0.77) for clay body of all the samples analysed in this study compared with data from previous studies [16, 19, 20, 31] (the cited data is compiled in Additional file 2: Tables S5–S7)Back to article page