82 



SECTIONS OF BORINGS FOR SALT NEAR 

 MIDDLESBROUGH. 



The following Section is that of a boring made by the 

 Owners of the Middlesbrough Estate, in June, 1887, near 

 Ormesby Road Toll Bar, Middlesbrough. (This Section supplied 

 by the Owners of the Middlesbrough Estate). 



ft. in. 

 Brown Clay 

 Brown Clay and Stinea 

 Ha'd Clay and Cobbles 

 Red and Grey Marl ... 

 Rotten 



Red Marl ... 

 Red and Grey Marl ... 

 Red Marl with Gypsum Veins... 

 Red and Grey Mill— very bard 

 Red Marl with Gypsum Veins... 

 Red Marl ... 



Red and Grey Marl — very bard 

 Red and Grey Marl with Veins of Gypsum 

 Red and Grey Marl ... 

 Grey Marl with Veins of Gypsum 

 Bed and Grey Murl ... 

 Red Marl with Veins of Gvpsum 

 Grey Marl with Veins of Gypsum 

 Red Marl with Veins of Gypsum 

 Grey Marl with Veins of Gypsum 

 Red and Grey Marl with Veins of Gypsum 

 Red Marl with Veins of Gypsum 

 Red and Grey Marl with Veins of Gypsum 

 Red Marl with Veins of Gypsum 

 Grey Marl with Veins of Gypsum 

 Red Marl with Veins of Gypsum 

 Red and Grey Marl with Veins of Gypsum 

 Red Marl with Veins of Gypsum 

 Red and Grey Marl wiih Veins of Gypsum 

 Red Marl with Veins of Gypsum 

 Grey Marl with Veins of Gypsum 

 Red and Grey Marl ... 

 Red and Giey Marl with Veins of Gypsum 

 Hard Grey Marl 

 Rutten Red and Grey Marl 

 Red and Grey Marl with Veins of Gypsum 

 Rotten Red and Grey Marl 

 Red and Grey Marl with Veins of Gypsum 

 Red and Grey Marl ... 

 Blue Marl ... 



Red and Grey Marl with Veins of Gypsum 

 Red and Grey Marl with Veins of Gypsum — broken 

 Blue Marl with Veins of Gypsum 

 Gypsum 



Grey Marl with Veins of Gypsum 

 Red Marl ... 

 Red and Grey Sandstone 



