SKEATS: CHEMICAL COMPOSITION OF LIMESTONES. mal 
Calcium /Magnesium|Insoluble | Calcium 
Height. Carbonate. | Carbonate.| Residue. |Phosphate. 
MANGO. 
46 per cent of 
Magnesium 
Carbonate. 
298’ 
| 
! 
U 
oil ' 
J 
I 
298’ 200’ \ 
290° 
280’ 150’ u 
250’ 
200° 
195’ 
