Sample Name: :-Potash feldspar Date:- 17-07-2021 Physical Form: :-Powder Physical Size: :-200 Mesh Sample Qty. : :-1 kgs Sample packing: :-Polythene bag A. CHEMICAL ANALYSIS (based on XRF) Sr.No. Chemical Properties Compounds Result in % 1. Silica SiO2% 73.51 2. Titanium Dioxide TiO2% 0.056 3. Alumina Al2O3% 15.61 4. Ferric Oxide Fe2O3% 0.241 5. Calcium Oxide CaO% 0.89 6. Magnesium Oxide MgO% 0.16 7. Potash K2O% 6.21 8. Soda Na2O % 3.32 9. Total Alkalies K2O% +Na2O% 9.53 10 Total 100.00 B. PHYSICAL ANALYSIS PHYSICAL PROPERTIES Name of Test Result in% 11. Physical Appearance color brownish white 12. Physical Appearance of Fired color brownish white 13. Firing Color at 12200C color brownish white 14. Fired Values at 12200C L*- Value - 77.68 a*- Value - 0.41 b*- Value - 7.17 15. Firing Whiteness (WN) - 51.00