Blocks
A much bigger block with a cavity/hole going through the center.
Quarry Products
4" clean large stone
Concrete block that weighs one tonne.
A tonne bag of sand.
2" clean medium sized stone
Bags
Small empty heavy duty sand bag.
Gravel
Aggregate mix
Plastering sand
Screenings-Very dusty gravel
Regular sized blocks used for most building jobs.
An empty big bag.