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 Black & White Granite (5/8″) Read more Salmon Bay (3/8″) Read more Decomposed Granite – Gold Read more Oversize River Rock (8″ – 18″) Read more