HomeProductsBulk Materials3-6″ River Rock3-6″ River Rock$69.99/half yard3″-6″ Delaware river rock is a mix of tan & greys. Commonly used in ponds. 3″-6″ is also used in dry river beds, landscape beds, or around a pool area. 3-6" River Rock quantity Half YardCalculate MaterialsDelivery date or pick up on location can be scheduled during the checkout process. Add to cart Material CalculatorUse our global Material Calculator to compare material types based on your project needs. Fill in the boxes below and select Material to be Used for comparison.Area to be Filledsquare feetInstallation DepthinchesMaterial to be UsedSelect Material2B Limestone2A Modified StoneMulchNutri-SoilTotal Area to be Coveredcubic yardsEstimated weight per yardlbs per yardEstimated required weighttonsCommentsThis field is for validation purposes and should be left unchanged.