2″ clean medium sized stone
2″ clean stone is a medium sized stone that can be used for a number of different purposes. It is sold lose by the tonne.
Blocks
A much bigger block with a cavity/hole going through the center.
The bigger thicker blocks up from the 4"
Quarry Products
Drainage stone-small smooth rounded stone
Regular sized blocks used for most building jobs.
Gravel
Clause 804
4" clean large stone
Chips
Regular 4" block with a 90 degree offset.