Comparison of three date results of the protoporcelain in measured
Xia Junding · Wenwu baohu yu kaogu kexue · 2004
Fine Grains Method,Predose Regression Method and Single Aliquot Regeneration Method(SAR)were used to authenticate sample's age.Seven samples with known age,from Western Zhou,Spring Autumn,Warring States to Han Dynasty,which were excavated from Shanghai and Xiao Shan region of Zhejiang province in China.The samples' ages evaluated by these methods were compared with its archaeological age.Fine Gains Method provided satisfactory result that was the closest to the archaeological age.Ages authenticated by Predose Regression Method were limited to about 1800 yrs that was due to saturation while ages evaluated by SAR Method ranged from 50% to 80% of the archaeological age.Thus,Fine Gains Method is found to be the best applicable method to be sued to authenticate the age of China primitive porcelain.