Blocks
Gravel
Aggregate mix
Chips
3/8" Chips. Very small stones
Clause 804
A much bigger block with a cavity/hole going through the center.
Bags
Small empty heavy duty sand bag.
Quarry Products
2" clean medium sized stone
Screenings-Very dusty gravel
Regular sized blocks used for most building jobs.
Concrete block that weighs one tonne.
An empty small bag.