THE MINERALS OP CHILE. 107 



Analysis of luater brought from the Bio de Mendoza, hy Lieut. MacRae. 



The bottle contained a large amount of mud sediment. Tlie clear water^ on evaj)oration, 

 gave 540 grammes of solid matter to the litre, composed of— 



Carbonate of lime -_-._ _\\q 



Carbonate of magnesia - . _ _ _072 



Sulphate of lime ------ .792 



Sulphate of magnesia ----- .108 



Sulphate of soda ------ ,192 



Sulphate of iron ------ .036 



Chloride of sodium ----- .228 



Silica -------- .112 



Organic matter - - - - - - .150 



