PROCESS-BLOCKS AXD OTHER ILLUSTRATIVE FIGURES 

 BESIDES THOSE IN THE PLATES. 



Page 

 Fig. 1. Section through quarries south of the railway [Dolyhir] . 24 



2. Section through Yat Hill 24 



1. Index-map of the district of Mozambique 32 



Figs. 2 & 3. Mount Kobe(Memha) : proliles seen from the south and 



east 36 



Fig. 4. Geological sketch-map of the Ampwihi crossing 38 



5. Section across the foregoing map 39 



6. Sketch-map of the Monapo district 46 



7. Granite intrusion : vertical section exposed on the slope 



of Mhala (Nakavala) G7 



Figs. 8-10. Structures of pegmatites of irregular pipe-like habit : 

 inclined sections exposed on the western slopes of 

 Mhala. Nakavala 09 



Fig. 11. Pegmatite intrusion seen in plan across the dry bed of 



the Mitikiti River 78 



12. Sketch of the Lebi inselberge, Mbulla Range 90 



13. Sketch of the Eoldwi inselberge, north of the Mtupa 



i'ass. Ribawe 91 



— Map and section, on identical scales, of the Trefriw 



pyrites deposit 108 



vol. lxxiv. h 



