Crushed Stone vs. Crushed Gravel: What's the Difference .
Jan 10, 2019 · The most common ore used to make crushed stone includes granite, limestone, trap rock, basalt, dolomite and sandstone. Gravel is a natural product of weathering and erosion. It can be collected from river beds or harvested from the same quarries that produce crushed stone.Crushed stone #5 – Sizes are from 1″ down to fine particles. For road and paver base. Crushed stone #67 – Sizes from 3/4″ down to fine particles. For fill, road and slab base. Crushed stone #1 – Sizes are from 2″ to 4″. The largest of the crushed stone grades. For larger jobs such a culvert ballast.