Fig. 3 | Heritage Science

Fig. 3

From: Multi-analytical investigation into painting materials and techniques: the wall paintings of Abuna Yemata Guh church

Fig. 3

a Schematic diagram showing the different layers of the wall painting structure. The pigments are applied on a gesso preparation that was prepared over a mud reinforced with straw. This red earth based preparation made the attachment to the sand stone support possible. b Part of the sand stone with the chisel marks not covered with paintings. Small fraction of the painted portion is visible in the top part

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