Decomposed Granite vs Crushed Rock Pebble If Decomposed granite appears too fine, there are many other options. DG, crushed rock, and pebbles are all great choices for your yard. Crushed rock is usually sharp and angular, while pebbles are smooth and round. Use these different textures to your advantage in your landscape.Product Description. 2 (50mm) Crusher Run has excellent compaction, high stability in soft or wet conditions. These properties make it an excellent base for driveways and parking lots, Also used for construction access to work sites. The large 2 (50mm) stones give it strength while the finer material packs around them holding it in place.