Technical results
Description Medium-grained sandstone.
Durable with good weathering qualities.
Country of origin UK
Geological type Carboniferous / Millstone grit
Colour Buff / Yellow some faint Pink / Brown iron intrusions
Water absorption 10.49 % BS EN 13755
Porosity 4.69 % BS EN 1936
Density 2240 kg/m3
Abrasion resistance 26.8 BS EN 1341 (2000)
Moderate (offices etc)
Compressive strength 71 MPa BS EN 1926 (1999)
Slip resistance Dry 94 Wet 79 BS EN 1341 (2000)
Flexural strength 7.64 MPa BS EN 13161 (2001)
Durability Pass. Change in flexural BS EN 1341 (2001)
strength 0.80 %
Acid immersion Pass BRE 141