Blocks
Regular 4" block with a 90 degree offset.
Gravel
Aggregate mix
Concrete block that weighs one tonne.
Bags
Small empty heavy duty sand bag.
Chips
3/8" Chips. Very small stones
Screenings-Very dusty gravel
Quarry Products
4" clean large stone
An empty small bag.
The bigger thicker blocks up from the 4"
A much bigger block with a cavity/hole going through the center.
A tonne bag of sand.