List of Strata referred to at page St. 





55 



Smith- 1815. 



8 



•a 



A 



C£ 



* r 



Names of the Strata on the Map 

 and Sections. 



12 



13 



14 

 15 



16* 



17 



is 



19 

 80 

 %\ 

 22 

 23 

 24 

 25 

 26 

 27 



29 



30 



[These upper beds above the 

 chalk not noticed by Smith."] 



Coral Rag and Pisolite 



London Clay 



Clay, or Brick Earth 

 Crae 



Sand and light Loam 



Chalk 



S Upper 

 ) Lower 



Green Sand 



Blue Marl 



Sand 



[The Wealden group not di 

 stinguished by Smith.] 



Portland Rock 



Sand 



Oak-tree Clay 



Sand and Sand-stone 



Dark Blue Shale 



Kellovvay Stone 



Cornbrash 



Sand and Sand-stone 



Forest Marble Rock 



Grea,Oolite{^;- 6; -: ;; 



C Fuller's earth & rock 



Under) Oolite 



Oolite j Sand 



' Marlstone 



Hue Marl 



/Blue 



\ White 



Red Marl and Gypsum ... 



Lias 



Magnesian Limestone. 

 Soft Sand-stone .... 



Coal Districts . 



Derbyshire Limestone. . . 



Red and Dun -stone.. . . 

 Various; Kil las or Slate 

 Granite, Sienite, Gneiss 



1832. 



Present Names. 



Marine and Fresh- 

 water Strata of the 

 Isle of Wight and 

 Dorsetshire, &c. 

 London Clay. 

 <{ Plastic Clay. 

 [The Crag of Suffolk, 

 Sfc. is superior to all 

 the Strata here enu- 

 merated.] 

 Upper. 

 Lower. 



Green- f Upper Greensand. 

 sands A kault. 



L Lower Green-sand. 



Weald- r^! d C i»y- 



< Hastings Sands. 



l_Pnrbeck Limestone. 



.... f Portland Oolite. 



Sand, beneath the 



j Portland Stone. 



.... I Kimmeridge Clay. 



Weymouth Sands 



and Grit. 



Coral Rag (Oxford 



Oolite.) 



Oolitic Sands and Grit. 



Forma-<( Oxford Clay. 



Chalk 



tions. 



Lias 



« 2 

 fs-8 



Cornbrash. 



Forest Marble. 



Bradford Clay. 

 I Great Oolite '(Bath). 



Fuller's Earth. 

 I Inferior Oolite. 

 LSand and Grit. 



fMarl. 

 < Blue Lias. 

 (.White Lias, 

 f Red Marl. 



} Zechstein, Conglo- 

 L merate of Exeter. 



Coal-measures. 

 Millstone Grit. 



J Mountain, or carbo- 

 \ niferous Limestone. 



Old Red Sandstone. 



Transition Slates,&c. 



Granite, &c. 



