19. COST OF MATERIALS CONSUMED
  Rs./crore
                 
  Raw Materials Consumed    
    Opening Stock           424.49   368.26
    Purchases            
                3,759.33   3,454.78
    Less : Closing Stock            
                3,342.32   3,030.29
    Raising cost of limestone
[Refer Note (a) below]
           
                 
  (a) Limestone raising costs include:  
    Salaries, Wages, Bonus
etc.
          6.76   5.91
    Contribution to Provident
and other Funds
          0.56   0.49
    Workmen and Staff
welfare
          0.59   0.58
    Dead Rent, Royalty etc.           35.34   43.19
    Power and Fuel           0.11   0.07
    Stores and spares parts
consumed
          20.36   24.38
    Machinery repairs           13.01   16.84
    Other repairs           0.23   0.16
    Rates and taxes           0.17   0.55
    Insurance           0.04   0.04
               
          2011-
2012
  2010-
2011
 
  (b) Purchase of finished goods comprise:  
    Tubes Nos   3,54,702   1,44,902 15.07   14.87
    Flaps Nos   10,32,205   3,69,433  
   
 11   12   13   14   15   16   17   18   19   20  
 11   12   13   14   15   16   17   18   19   20