i saw $20-25 for coin size type gravel
Gravel costs in Hawaii depend largely on the quality and content of the mix. However, it costs about $170 on average per cubic yard.
One square yard of this should cost you roughly $35
A yard of gravel is the amount of gravel that will fill a container whose inside dimension is 1 yard by 1 yard by 1 yard. It's a cubic yard of gravel. The metric equivalent is .9144 meters by .9144 meters by .9144 meters.
Pit-run gravel is one type of gravel used in constructing road and other infrastructure. One cubic yard of this gravel typically weights about 2 tons.
A "yard of gravel" is a measure of volume, not a measure of area. There are 27 cubic feet (3x3x3 feet) in a yard of gravel, or one cubic yard.
1 cubic yard = 1.3 tons
A: One cubic foot. That would be 0.037 cubic yard (rounded)
A lot --- a cubic yard of gravel could weigh around 1500 lbs.
it depends how thickly you lay it.