356 



John Milne — Geological Notes on Cairo. 



the N.E., at an angle of from 4° to 5°, diminishing in height towards 

 the north, in which direction they pass beneath the red quartzose 

 hills of Jebel Achmar. 



Fig. 2. — An approximate section along the line A-B on Fig. 1, 

 The section of these quarries is the largest and most noticeable 

 excavation along the entire range, being worthy of a visit, if only 

 to see the magnitude of the works which for past ages have been 

 and still continue to be carried on. The quarries are situated 

 behind the Citadel, a general plan of which is seen in Fig. 3, and in 

 section Fig. 2, and Sketch-map Fig. 1. 



Fig. 3.— Plan of the Great Moccattam Quarries behind the Citadel, Cairo. 



