Fig. 8: Tin-covered clay ritual vessels and soil sample petrographic photograph.
From: Research on tin-covered clay ritual vessels from Shijia Cemetery in Gansu Province, China
a Gui (SJNL01), PPL. b Gui (SJNL01), XPL. c Undisturbed soil sample (SJTY01), PPL. d Undisturbed soil sample (SJTY01), XPL.
