arenaceous, arenarious, breccial, brecciated, craggy, crystal, crystalline, grainy, granular, granulate, granulated, gravelly, gritty, lapideous, lithoid, lithoidal, monolithic, pebbled, porphyritic, rock-ribbed, rock-strewn, rock-studded, rocklike, rocky, sabulous, sandy, shingled, shingly, stonelike, stony, trachytic