48 



[PROCEEDINGS COTTESWOLD CLUB 



1910 



o 

 ►J 



WHITE LIAS SECTION AT SALTFORD, NEAR BATH 



Thickness in feet inches 



Lower-Lias limestones and thin shale-bands. 



(Some 12 or 13 thin beds of Lower Lias, with 

 intervening bands of grey clay follow up- 

 wards from the " Sun-Bed." The blue 

 Lias clay capping the top of the bank 

 makes a strong contrast with the grey 

 outside colour of the lower beds). 



1. Arenaceous shale with Ostrea liassica . . 02 

 (Dividing-line between Lias and Rhaetic) 



2. Yellow clay . . . . . • • . 03 



3. " Sun-Bed." Hard white limestone . . 15 



4. Thin bed of limestone 



5. Limestone, massive 

 >4 6. Limestone, massive 



r o i 7. Limestone, massive 



8. Yellow clay parting 



9. Limestone . . 



10. Rubbly bed ; fossiliferous 



11. Solid bed 

 ^ 12. Rubbly beds .... 

 ,13. Grey clay . . . . . . . . . . 06 



14. CoTHAM Marble . . . . . . . . 03 



15. Yellow or grey clay .. .. .. 05 



16. Light blue clay ; Ostracoda 



1 7. Yellow irony clay . . . . . . . . 06 



18. Grey marl . . . . . . . . . . 04 



19. Solid bed, ferruginous on outside 



21. Grey marl . . 

 ^ 22. Solid bed, irregular 



16 4 



