Chemical Properties
(%) Al₂O₃	6.7
(%) MgO	60.08
(%) SiO₂	2.0
(%) Fe₂O₃	8.4

Grain Size Distribution

5-8mm (-8+5mm)

3-5mm (-5+3mm)

1-3mm (-3+1mm)

0-0.5mm (-1mm)