Screenings-Very dusty gravel
Screenings(very dusty gravel) has a number of versatile uses. It is sold lose by the tonne.
Gravel
Aggregate mix
Blocks
A much bigger block with a cavity/hole going through the center.
Regular 4" block with a 90 degree offset.
Quarry Products
4" clean large stone
Drainage stone-small smooth rounded stone
Bags
An empty big bag.
Regular sized blocks used for most building jobs.
Chips
3/8" Chips. Very small stones
2" clean medium sized stone
Clause 804