Blocks
Concrete block that weighs one tonne.
Quarry Products
4" clean large stone
Bags
Small empty heavy duty sand bag.
2" clean medium sized stone
Regular 4" block with a 30 degree offset.
Chips
3/8" Chips. Very small stones
Gravel
Aggregate mix
Regular sized blocks used for most building jobs.
Plastering sand
A tonne bag of sand.
A much bigger block with a cavity/hole going through the center.