Mineral Composition (Typical)

Garnet -------------------------------98.5%
Iimenite-------------------------------0.5-1%
Zircon-------------------------------<0.2%
Porassium Feldspar-----------<0.5%
Others-------------------------------<0.10

Other Characteristics (Typical)

Conductivity-------------------------55 microsiemens/cm
Radioactivity-------------------------Not detectable above background
Moisture --------------------------------------- < 0.10%
Chlorides---------------------------------------- <1ppm
Free Iron----------------------------------------- < 0.01%
Copper------------------------------------------< 0.01%
Other Heavy Metals-------------------------< 0.01%

Physical Characteristics (Typical)

Bulk Density-----------------------------1.45lbs./f³
Specific Gravity--------------------------4.0 – 4.1
Hardness (Mohs)------------------------ 8
Melting Point------------------------------1315oC
Grain Shape -------------------------------blocky, sub-angular grains
Colour ---------------------------------------Dark red
Solubility: Insoluble in water and common organic solvents.