18 The Natron Lake of Loonar, [no. 1, new series. 
No. 5. " Madkhar." 
Neutral carbonate of soda 27-0 | Carbonic acid 1 1 
iSoda 16 
27 
Insoluble matter, consist- 
ing of clay, sand, &c... 30-4 
Water 16'4 
Common salt 25*4 Mean of 2 experiments. 
99-2 
No. 6. " Bl^oskee.'' 
Carbonic^acid . .10 6 
Neutral carbonate of soda 26-0 . , 
Soda 15-4 
260 
Insoluble matter, consist- 
ing of sand, clay, &c. . 58-0 
Water 15-4 
Soluble impurities, chlo- 
ride of sodium chiefly.. 2'6 
100- 
No. 7. " Travertin. 
Carbonht€ of lime 78-00 
Do. of magnesia.. 458 
Insoluble matter, oxide of 
iron, &c 9-00 
Chloride of sodium 2 60 
Water 3'80 
97-98 
* The common'salt in the sample is not uniform in quantity. 
