General Material Coverage:
Note: Most pallets of stone weigh around 1.5-2 tons.
Flagstone:
1" thick- about 150 square feet per ton
1 1/2" thick- about 100 square feet per ton
2" thick- about 70 square feet per ton
Building Stone:
Random or chopped stone-about 40-50 square feet per ton
Chopped Stone:
4" wide- about 100 linear feet per ton
6" wide- about 75 linear feet per ton
8" wide- about 50 linear feet per ton
Drystack: (most difficult to estimate)
Depending on how you turn the rock, covers anywhere from 40-60 square feet per ton
Smaller Gravel: (up to 2" in size)
Covers about 100 square feet 2" thick per yard.
Larger Gravel:(usually from 2"-6" in size)
Covers about 40-60 square feet per yard.