^1% 



WYNNE : GEOLOGY OF THE SALT RANGE IN THE PUNJAB. 



in the adjoining' beds, which are the lowest of the whole section, but 

 still Jurassic."^ 



Above this point in the glen, the section is regular without inversion, 

 and the following is the description of the series arranged in natural 

 order, the thickness given being partly estimated and partly measured 

 or calculated : — 



Teetiaet sand- 

 stones, &c. ... 



NUMMULITIC 



Ceetaceods 

 (Neocomiau) 



Jurassic 



r Red clays (17) and grey and greenish tertiary sand- 

 ^ stones (16), with some beds of pseudo-conglome- 

 V. rate (15) containing bone fragments 

 14. Strong compact light-grey nummulitic clifE-lime- 



stone of the t^arwasa 

 1 13. Nummulitic marls and (12) dark shales 

 111. Lower nummulitic lumpy limestone 

 10. Alum-shales resting parallel on an eroded sur- 

 face of the beds below 



Very thick, 



500 feet. 

 ? 150 „ 

 150 to 200 „ 



30 to 40 



Slight Unconeoemity. 

 9. Strong light-coloured sandstone eroded at top, 



lower third black 

 7. Dark, blackish-green, sandy and shaly bed, tough 



inside, passing down into 

 6. Dark olive sandstone and clay with Oolitic 

 patches (equivalent to upper band of golden 

 oolite ?) contain Rhynchonella, large planulate 

 Ammonites, Belemnites, &c. 

 5. Splintery hard, white limestones 



Shale band ^ 



4 Calcareous shaly and sandy beds and yellow lime- 

 stone 

 Grey limestone... 

 Brown marly limestone 

 3. Shales with thin sandstones ; a two-feet bed con- 

 taining fucoids : — sulphuretted hydrogen spring 

 Hard sandy limestone and shales, Rhynchonella and 

 fish teeth. 

 2. Lower golden oolite, variegated sandstone and thin 



coaly shales. 

 1. Grey and blue thin limestone and grey shales. J 



60 



137 

 180 



}- 400 



* A quantity of carboniferous limestone is sho-wn at this point in Dr. Fleming's section. 

 None, however, as he observes, occurs in the glen ; nor do the triassic beds appear. 



( 276 ) 



