1/2″ Chips, small stones, the next size up from 3/8″ chips. Suitable for driveways also. It is sold lose by the tonne.
Blocks
Regular sized blocks used for most building jobs.
A much bigger block with a cavity/hole going through the center.
Quarry Products
2" clean medium sized stone
4" clean large stone
Plastering sand
Gravel
Aggregate mix
Regular 4" block with a 90 degree offset.
A tonne bag of sand.
Screenings-Very dusty gravel
Clause 804