CONTENTS. 



On the Geology of the Darjiling District and the Western 

 Duars, by F. R. Mallet, f.g.s., Geological Survey of India. 



Chaptee I. — General description of area and rocks 

 „ II. — Damiida series 



„ III. — Baxa series ... 

 „ IY. — Daling and Darjiling series 



„ V. — Tertiaries 



„ VI. — Coal — Graphite ... ... ... * 



„ VII. — Iron — Copper — Lead 



„ VIII. — Lime — Building stone — Slate — Clay — Steatite — Salt-licks 

 Appendix ... 



Page. 

 1 

 14 

 33 

 39 

 45 

 51 



"' 65 

 83 

 93 



Geological Map of the Darjiling Hill Territory. Scale, 4 miles = 1 inch. 

 Geological Map of the Western Bhutan Dooars. Scale, 4 miles = 1 inch. 



The Trans-Indus Salt Region in the Kohat District, by A. B. 

 Wynne, f. g. s. l., Geological Survey of India, with an Appendix on 

 the Kohat Mines, or Quarries, by H. Warth, ph. d., Inland 



Page. 

 1 

 5 

 11 

 24 

 24 

 45 

 51 

 54 

 61 

 70 



PART I. 



Intboduction 



Chapter 1. — Previously published or written information 

 „ 2. — Physical Geography and Geology ... 

 „ 3.— Geology 



Rock-salt 



Gypsum 



Red-clay zone 



Nummulitic series 



Tertiary sandstones and clays 

 ., 4. — General considerations 



