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 TRENT QUARTZ 20MM £69.00 10MM NIDD GREY £88.80 40MM PLUM SLATE £97.80 20MM COTSWOLD BUFF £82.80