Rock Lava Rock Red Texas Blend (3/8”, 2-4”, 3-10”) Decayed Granite Granite Gravel Medina River Rock(3/8”, ¾-1 ½”, 1-3”)Limestone (¼-½”, ½-7/8”, ½-1 1/8”) Limestone (4-8“) Base Rio Rock (3/8-1 ½”) Rio Rock (2-6“)