MEMOIRS 



OF 



THE GEOLOGICAL SURVEY OF INDIA, 



A Geological Sketch of the Baluchistan Desert, 



AND PART OF EASTERN PERSIA, by E. VREDENBURG, 



A.R.C.S., Assistant Superintendent \ Geological Survey 

 of India. 



Part I. 



GENERAL. 



Chapter I.—INTRODUCTION— PREVIOUS OBSERVERS. 

 During the cold season of 1898 to 1899, I had an opportunity of 

 Road followed by the geologically examining a portion of the north- 

 P art y- western territories of Baluchistin and some oi 



the adjoining dis-tricts of Eastern Persia. I accompanied the Political 

 Assistant of Chagai during his usual cold weather tour, and, as I 

 was more or less tied down to his line of march, 1 did not enjoy 

 much facility for examining the geology of the district. Most of this 

 region is a desert of stones bounded to the north and south by hill 

 ranges ; the " Seistan road " which we followed from Nushki to 

 Malik-t-Si£h Koh (or Koh-i-Malik-Siih), is a mere camel track run- 

 ning across the desert plain. The track usually lies at a great 

 distance from the hills, and throughout the plain all the older rocks 

 are concealed beneath sand dunes and recent agglomerates. Ac- 

 cordingly, I reached the Persian frontier having had nothing but 



B ( I ) 



