29$ VREDENBURG \ SKETCH OF BALtJCHISTAN DESERT. 



FlGURE 8. 



Section across the Gat-i-Humun, near its western extremity. 

 Length of section : about i£ mile. 



a. Olive green shales with gypsum, 



b. Coarse volcanic tuff. 



c. Thick-bedded limestone. 



d. Tuff. 



e. Sandstone. 



/, Limestones and shales. 



PLATE IX. 



Details of sections. 



Figure 9. 

 Section across the K6h-i-Humai. 

 Length of section : about two miles and a half. 



a. Hippuritic limestone. 



b. Calcareous shales, calcareous sandstones, shales, etc, 



c. Tuffs. 



d. Columnar igneous rock. 



Fiourb 10. 



Diagrammatic section between Sar Koh arid Amir-Chali. 

 Length of section : about 5 miles. 



a. Hippuritic limestones, Sar K6*h. 



b, Hippuritic limestone, Amir-Ch£h. 



Figure ii. 

 Khirthar strata at Saindak. 

 Length of section : 3,100 feet. 



a. Volcanic conglomerates. 



b. Thick-bedded unfofsiliferotrs limestone. 



c. Thinner-bedded fossiliferous limestone with Nummulites 



granulosa, Micropsis venustula, V elates schmideliana, 

 etc. 



d. Space hidden by debris. 



e % Limestone with Nummulites granulosa, N. spira? 

 Micropsis venustula, Velates schmideliana, etc. 



