THESAURUS
gravelly
arenaceous, arenarious, breccial, brecciated, corrugated, cragged, craggy, crinkled, crumpled, crystal, crystalline, grainy, granular, granulate, granulated, gritty, harsh, ironbound, jagged, jaggy, lapideous, lithoid, lithoidal, monolithic, pebbled, pebbly, porphyritic, ragged, rock-ribbed, rock-strewn, rock-studded, rockbound, rocklike, rocky, rugged, rugose, rugous, sabulous, sandy, saw-toothed, sawtooth, scragged, scraggly, scraggy, serrate, serrated, shingled, shingly, snagged, snaggled, snaggy, stonelike, stony, trachytic, wrinkled