Southwest Boulder & Stone 30 cu. ft. Desert Gold Landscape Decomposed Granite, Crushed Rock Fines Ground Cover for Gardening and PathwaysDecomposed granite (often referred to as DG) is an ideal hardscape material for homes and gardens alike. Also called stone dust, rock fines and crusher fines is a combination of small (3 8 size or smaller) granite pieces and granite fines. The fines in Decomposed Granite make the material well suited for ground cover, pathways, driveways and areas where it can be compacted. Stone Dust is available in colors ranging from gray, gold, pink, brown and