Description Fine-grained sandstone.
Durable with good weathering qualities.
Country of origin UK
Geological type Triassic sandstone
Colour Plum red / brown / occasional white markings
Absorption 3.11 % BS EN 13755
Flexural strength Dry 7 MPa BS EN 13161 (2001)
Compressive strength Wet 66 MPa Dry 115 MPa BS EN 1926 (1999)
perpendicular to rift
Modulus of rupture Dry 11.9 MPa
perpendicular to rift
Apparent density 2337 kg/m3
Porosity 12.36 % BS EN 1936
Saturation co-efficient 0.63 BRE 89
Acid immersion Pass BRE 141
Breaking load at 5663.9 N
dowel hole
Freeze thaw Tests indicate that failure due to frost is unlikely