Fig. 18From: Geo-environmental monitoring and 3D finite elements stability analysis for site investigation of underground monuments. Horemheb tomb (KV57), Luxor, EgyptXRD for the air dried, ethylene glycol treated, and heated to 550C clay fractions from samples of Esna shale, showing decrease and disappearance of peak of Illite/Smectite (I/S) and the present of the MontimorilloniteBack to article page