types of crushed granite cost
1 Types #10, #57 and #411 crushed granite average $0.50 per square foot. 2  The average cost per square foot of the highest-quality crushed granite is $0.76. 3  Types #2 and #1 of crushed granite average $0.76 per square foot as they are of the highest quality of rock.4  This cost estimate is for materials only. The average cost per square foot of the highest-quality crushed granite is $0.76. 2  Types #2 and #1 of crushed granite average $0.76 per square foot as they are of the highest quality of rock.