Screenings-Very dusty gravel
Screenings(very dusty gravel) has a number of versatile uses. It is sold lose by the tonne.
Blocks
Regular 4" block with a 30 degree offset.
Gravel
Aggregate mix
Regular sized blocks used for most building jobs.
A much bigger block with a cavity/hole going through the center.
The bigger thicker blocks up from the 4"
Chips
Bags
Small empty heavy duty sand bag.
Clause 804
Quarry Products
Drainage stone-small smooth rounded stone
Regular 4" block with a 90 degree offset.