1. 17 Holystone and Desktop, for instance, designate several highly sensitive undersea operations.

2. As last working procedure of abrade treatment, use holystone needs to have taller property.

3. Arenaceous rock: 1 n a sedimentary rock composed of sand Types: show 8 types hide 8 types sandstone a sedimentary rock consisting of sand consolidated with some cement (clay or quartz etc.) firestone a sandstone that withstands intense heat; used to line fireplaces and furnaces and kilns holystone a soft sandstone used for scrubbing the