Black & White River Rock (3/8″, 3/4″, 1.5″) Category: Decorative Rock Description Description Smaller decorative river rock. Very nice in decorative flower bed areas and water features. Related products Crushed White Granite (5/8″) Read more Rainbow Cobble (4″ – 8″) Read more Crushed Champagne Granite (5/8″) Read more Mexican Beach Pebble (1/2″ – 1″) Read more