20mm Moonstone£96.30 20mm Moonstone quantity Add to basket Category: Decorative Aggregates Description Description £96.30 per bulk bag Another hard flint with a variety of well-balanced colours. Related products 20MM ROSE QUARTZ £146.52 20MM BLACK BASALT £96.00 10MM NIDD GREY £88.80 20MM GOLDEN GRAVEL £106.20