Limestone
C
1
Ca
1
O
3
  
 
Minerals with the same name may vary widely in appearance and composition, and very few are >99% (reagent grade) pure.

Gram formula weight (molecular mass) = 100.08
Solubility in organics = insoluble


Minerals may vary in elemental composition and impurity levels. On heating, limestone evolves carbon dioxide.Limestone is mainly calcium carbonate.
Wikipedia Page:

Limestone
is defined with respect to the entities below:
The entities below are defined with respect to:
Limestone
Calcium carbonate


Mineral (generic)


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