de range : underground waters in lincolnshire. 49 
Bracebridge, near Lincoln. 
Trial bore-hole for Messrs. Bass & Co., by Messrs. Le Grand and 
Sutcliffe, London. 
Ft. In. Ft. In. 
320 0 Lower Lias Clay ... ... .. ... 320 0 
The water at that depth contained the following constituents — 
Grains. 
Sodium Chloride ... ... ... ... ... 549 '00 
„ Bromide... .. ... ... .. 11*00 
Carbonate ... ... ... .. 15'00 
Calcium „ ... ... ... ... 12*50 
Magnesium „ ... ... ... ... 4*58 
Calcium Sulphate .. ... ... ... 1*13 
Silica ... ... ... ... ... ... 0*35 
Iron Oxide, Alumina, Phosphoric Acid ... ... 0*21 
Suspended Matter ... ... ... ... 0*04 
Total ... ... ... ... 593*81 
As this boring commenced in the Lower Lias, near the top of 
that deposit, which is at least 800 feet thick, the saline water must 
either be derived from the Lower Lias, or must have flowed up along 
the plane of some fault or joint from the Keuper Marls below. 
Scothern Grange Well. 
Boulder clay ... ... ... ... ... 7 feet 
Gravel, with water ... ... ... .. ( + ) 
Langworth. 
Farm, 1| mile S.W. of Station, 
ft. ft. 
Boulder Clay ■) , 
30 Oxford Clay J *"" k - . 30 
Ditto do bored ... ... ... ... 60 
90 Kellaways Sand ... ... ... ... ( + ) 
The water rises nearly to the surface. 
Sudbrook Holme. 
. Boring by Messrs. Legrand & Sutcliffe, London. Water rises to 
level of top of house. Yielded 7000 gallons per day of 10 hours. 
