the Cheshire Rock-Salt District. 



351 



Section of the Strata sunk through to the second Bed of 

 Rock- Salt at Witton, near Northwich. 



No, 



1 

 2 

 3 

 4 

 5 

 6 



15 

 16 



17 



22 



Nature of the Strata. 



Calcareous Marl 



Indurated red Clay 



Indurated blue Clay with Sand 



Argillaceous Marl 



Indurated blue Clay 



Red Clay, with Sulphate of Lime irre- 

 gularly intersecting it 



Indurated blue and brown Clay, with 

 grains of Sulphate of Lime inter- 

 spersed 



Indurated brown Clay, with Sulphate 

 of Lime crystallized in irregular 

 masses, and in large proportion . 



Indurated blue Clay, laminated with 

 Sulphate of Lime 



Argillaceous Marl 



Indurated brown Clay, laminated with 

 Sulphate of Lime 



Indurated blue Clay, with kimlnas of 

 Sulphate of Lime 



Indurated red and blue Clay 



Indurated brown Clay, with Sand and 

 Sulphate of Lime irregularly in- 

 terj-persed through it. The fresh 

 water (3f30 gallons per minute) 

 finds its way through holes in this 

 stratum, and has its level at si xteen 

 yards from the surface 



Argillaceous Marl 



Indurated blue Clay with Sar.d, and 

 grains of Sulphate of Lime .... 



Indurated brown Clay, with a little Sul- 

 phate of Lime 



Indurated blue Clay, with grains of Sul- 

 phate of Lime 



Indurated brov.a Clay, with Sulphate 

 of Lime 



The first Bed of Rock Salt 



Layers of indurated Clay, with veins of 

 Rock. Salt runnino; through them 



The second Bed of Rock Salt, which has 

 beea sunk into 35 or 36 yards. 



yards 



10 



76 



feet. 



iich, 



See the engraved Section in tlie AMicuUural Report of Cheshire. 



Z4 h. On 



