654 3IR. W. H. HAEDAKEE OX A FOSSIL-BEAEIXG HORIZOX [DeC. I912 



2. The lower 210 feet belong to his Middle Permian (or Cal- 

 careous Conglomerate) division. 



The highest 115 feet of strata below the 16| feet of Glacial 

 deposits pierced in the Hamstead Colliery-shaft also belong to 

 Mr. King's Middle Permian division. The base of that author's 

 Middle Permian is thus at a depth of 131;^ feet in the Hamstead 

 Shaft. 



3 

 strata 



The following table summarizes the detailed correlation of the 



G-reat "Western Railway Smethwick 



Hamstead Area. 



Cutting. i Boring. 





Buuter Pebble- Beds. Deposits. 



Bunter Pebble-Beds. 



1 

 Breccia TDo Sandstone D-^ absent. 



The Tower-Hill Sandstone Sub- 



Group ) (absent) 





group — sandstones and thin 



of j Di Breccia 



r>n 



marls (22 feet). 



W. W. King. L (20 feet). 



j Sandstone 



The iManor-House Breccia and 





1 with 



Sandstone Sub-group — breccia 





y angular 



and sandstone (70 feet). 



1 

 rCo Sandstone I 



C2 



fragments 

 ('33 feet). 



The Old-Quarry Sandstone Sub- 





' j (absent), j 



^ 



group — sandstone (20 feet). 







"Fine calca- 



"> 







1 



reous conglo- 











merate 4 feet. 









1 



Calcareous 









Ci 



red sandstone 

 ■^ 15 feet. 



Ci Conglo- 

 merate 



The Eock-Farm Conglomerate 





Sub-group — conglomerate with 





i 



Fine calca- 



(9 feet). 



large pebbles (5 feet). 







reous conglo- 











merate 5 feet. 











L (24 feet.) 



J 





Calcareous 



Bs 



Sandstone 



B2 Sandstone 



The Xew-Quany Farm Sub- 



Conglomerate 





(20 feet). 



and marl 



group—sandstone and marl 



Group of <i 







(29 feet). 



(25 feet). 



W. W. King. 













Bi 



Conglomerate 



Bi Conglo- 



The Gravel-pit Sandstone and 







(12 feet). 



merate 

 (12 feet). 



Conglomerate Sub-group — cal- 

 careous sandstone and conglo- 

 merate (40 feet). 





A2 



Soft sand- 



A2 Soft sand- 



The Colliery-Sandstone Sub- 







stone, with 



stone and 



group (above shaft) 20 feet. 







some marls 



marls (79 



72 feet of soft sandstone and 







(100 feet) ? 



feet). 



marl (in shaft) to 88^ feet.^ 





Ai 



Calcareous 



Ai Fine con- 



Calcareous sandstone of the 







sandstone 



glomerate 



Hamstead Shaft (43 feet). 







(10 feet). 



with grej- 

 sandstone 







1 



(8 feet). 





^ 16^ feet of Glacial deposits are included. 



