Specification of Garnet

Chemical Composition 

Silica SiO2                                                    : 37.2%

Iron (Fe2O3+FeO)                                       : 33.22%

Alumina Al2O3                                            : 20.59%

Magnesium MgO                                        : 6%

Calcium CaO                                               : 2%

Manganese MnO                                        : 0.64%

Titanium TiO2                                             : 0.25%

Physical Characteristic

Specific Gravity                                          : 4.10 g/cm3

Hardness                                                      : 7.5+ (moh Scale)

Chloride Content Less than                    : 25 ppm

Bulk Density                                                : 145 lb / ft3

Colour                                                           : Reddish Pink, Reddish Brown

Acid Solubility (HCL)                                 : Less than 1%

Conductivity Less than                            : 125 µs /cm

Melting point                                                : 1,300 °C

Grain Shape                                                 : Sub angular

Mineralogical Composition 

Almandite Garnet                                       : 93 – 98%

Ilmenite Less than                                     : 2%

Quartz (free silica) Less than                  : 1.0%

Others Less than                                        : 0.5%

Packing                                                         : As per requirement