106 THE MINERALS OF CHILE. 



Solid contents in one litre 2.Y43 grammes, composed of — 



Gram. 



Chloride of calcium ----- 1.665 



" " sodium ----- 1.008 



" " magnesium - - - - trace. 



Sulphate of lime ----- .032 



Oxide of iron ------ .018 



Organic matter ------ trace. 



Silica ------- .020 



No. 2. From the baths of Colina. The temperature of the water at the source is 89|° 

 Faht. ; sp. gi'av. 1.00053. The amount of solid contents in one litre are 0.428 gramme, com- 

 posed of — 



Sulphate of lime - - - - - - .120 



. " " soda ------ .089 



Chloride of calcium ----- .077 



" " sodium ----- .142 



Oxide of iron ------ trace. 



Organic matter ------ trace. 



Silica -------- trace. 



No. 3. This is also from the baths of Colina, and when collected was 79° Faht. ; sp. grav. 



1.00045. The composition of the water is the same as the last. Solid contents in one litre 

 0.435 gramme, composed of — 



Sulphate of lime ------ .118 



" " soda ------ .094 



Chloride of calcium ----- .087 



" " sodium ----- .136 



Oxide of iron ------ trace. 



Organic matter ------ trace. 



Silica -------- trace. 



No. 4. From Cauqiienes Tihia bath; sp. grav. 1.00270; solid contents in one litre 3.3032 

 gramme, composed of — 



Sulphate of lime ----- .0000 



" " soda ----- .0320 



Chloride of calcium ----- 2.1682 



" " sodium ----- 1.0310 



" " magnesium - - - - trace. 



Oxide of iron ------ .0020 



Organic matter ------ trace. 



Silica -----_. 0100 



No. 5. Cauquenes Pelamhre bath ; sp. grav. 1.00283. It is constituted the same as the last. 

 Solid contents in one litre 3.3923 gramme, composed of— 



Sulphate of lime ----- .0630 



" " soda ----- .0410 



Chloride of calcium ----- 2.1751 



" " sodium ----- 1.1012 



" " magnesium - - - - trace. 



Oxide of iron ------ trace. 



Organic matter ------ trace. 



Silica ------- .0120 



