Garnet Sand Color and Choice

The color of garnet sand is light red or deep red by the naked eye.

The shallow rock layer Magnesia-Aluminum garnet is pink, while the Iron-Aluminum garnet is dark red in color, because it contains higher content Fe2O3 and Al2O3, and it has a higher hardness, this also be called Almindine garnet.

Almindine garnet has hardness of 7.5-8 Mohs, sharp edges and low breakage rate, making it ideal for water jet cutting machines.