Fig. 6From: China and the steppe: technological study of precious metalwork from Xigoupan Tomb 2 (4th–3rd c. BCE) in the Ordos region, Inner Mongoliaa Double-sided carvings on the surface of the plaque XGP1776.14 under microscope; b detail of concave lines from reverse side; c small crack on reverse side; d SEM image showing the thickness of the gold sheet, 80–100 µm; e SEM image of deep carve markBack to article page