Quarry Process Crushed Limestone. Crushed Limestone Quarry Production Chart Crushed Stone vs Quarry Process vs Stone Dust Quarry Process Quarry process also known as QP dense grade aggregate DGA crusher run and road stone is a bination of small 3 4 inch or less crushed stone and stone dust Most often it is made out of crushed limestone granite gneiss trap rock or a.Sep 27, 2017 1 ” To 2 ” Crushed Stone. This type of stone is referred to as 2 crushed stone, has been crushed as aggregate size, screened with a 3” square screen, and is 1 to 2 inches. Crushed stone can be used for limestone, gneiss, granite, and trap rock. A final product is achieved once the stone has been crushed and sized.