ANALYSES 533 



ANALYSES OF Bauxite 



Hard Ore. Xatianul Method 



Per cent 



Insoluble 9 . 17 



ALO3 59.47 



Fe^Os 1.05 



TiO, 68 



H,0 29.80 



Complete Analysis 



Per cent 



SiO, 5.98 



AI2O3 60.08 



Fe.Os 1.12 



TiO, 3.02 



HoO 29.80 



Soft Ore, Xational Method 



Per cent 



Insoluble 5 . 49 



Alumina (ALOs) 60.00 



Iron oxide ( Fe.Os) 1 04 



Titanium dioxide (TiO,) 56 



Water 32.68 



Complete A)ialusis 



Per cent 



Silica (SiO,) 2.40 



Alumina (ALO3) 60.46 



Iron oxide ( FeoOg ) 1 . 12 



Titanium dioxide (TiO,) 3 . 52 



Water 32.68 



Analysis of Kaolix 



Xotioual Method 



Per cent 



Insoluble .51 . 14 



ALO3 34.68 



Fe,03 12 



TiO, 32 



CaO 14 



MgO trace 



H,0 at 100 degrees centigrade 48 



HoO at red heat 10.84 



