Rich Source of White Bright Calcium CACO3 Exceeds 99.5 % extracted from  High Purity Calcium Carbonate Quarries very low or free from Impurities specially FE2O3 . Crushed & Grinded after extraction  to Different Grain sizes Granules 1-2 mm and Powder from 45 to 300 Microns according to Age of Fish or Poultry and other Animals .