Un-crushed coarse grey wacke-derived fluviatile gravels with a small proportion of coarser-grained slightly to moderately weathered greywacke sandstone clasts. It has grey-gold tones, reflecting the look of a typical NZ River and is very suitable for the mulching of gardens and other decorative uses such as the creation of natural water features The 20-40mm/40-80mm drainage … Continue reading Our Products