MINERAL CONTENT:
Quartz, Kaolinite and Mica CHEMICAL CONTENT:
  Persero Method
Iron Trioxide (Fe2O3) 1.00 – 1.30% ICP
Alumina Trioxide (AL2O3) 21.00 – 27.00 % IC
Calcium Oxide (CaO) 0.03 – 0.06% ICP
Magnesium Oxide (MgO) 0.30 – 0.90% ICP
Manganese Dioxide (MnO2) 0.01% ICP
Chromium Trioxide (Cr2O3) 0.01 – 0.02% ICP
Sodium Oxide (Na2O) 0.05 – 0.20% ICP
Potassium Oxide (K2O) 1.20 – 2.00% ICP
Silicon Dioxide (SiO2) 60.01 – 75.00% Gravimetric
Titanium Dioxide (TiO2) 0.01 – 1.20% ICP
Loss On Ignition (LOI) 6.00 – 7.80% Gravimetric
Moisture Content (MC) 20.00 – 27.00% Gravimetric

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