Clause 804
Clause 804(less dust than screenings) has a whole range of versatile uses. It is sold lose by the tonne.
Gravel
Screenings-Very dusty gravel
Blocks
The bigger thicker blocks up from the 4"
Bags
An empty big bag.
Aggregate mix
Regular sized blocks used for most building jobs.
Regular 4" block with a 90 degree offset.
Quarry Products
Plastering sand
A much bigger block with a cavity/hole going through the center.
An empty small bag.