400 SALINE SPRING IN A LEAD MINE. 



and disagreeable taste, and is often taken medi- 

 cinally by the country people. 



Its specific gravity is 1-016. The solid con- 

 tents are the Chlorides of Calcium and Mag- 

 nesium, Sulphate of Magnesia, and common Salt, 

 which are in the proportion of three and two-fifths 

 ounces to the imperial gallon. 



They are contained in the following proportions 

 in the imperial pint : 



Chloride of Calcium 8 7 ' 6 7 containing 55-54 Chlorine . 



„ Magnesium... 1*53 1"12 



Sodium 110-23 66-49 



Sulphate of Magnesia ... 4*35 — — 



203-78 grs. 123-15 grs. 



Chlorine, estimated as Chloride of Silver ... 123-10 grs. 



Or in 1000 parts by weight — 



Chloride of Calcium 9-86 



„ Magnesium '17 



Sodium 12-40 



Sulphate of Magnesia '48 



Water 977-09 



1000-00 



