Lancashire Grit
Lancashire gritstone is a hard wearing medium to coarse grained Millstone grit. It is generally light buff to grey in colour with swirls of golden buff giving a distinct and unusual appearance.
Brinscall Quarry
Brinscall quarry is situated near Blackburn in Lancashire; the stone is quarried for both dimensional cutting and aggregate. Its dense properties make it an ideal stone for walling and paving providing a naturally durable product.
Origin Brinscall Quarry
Density kg/m³ Real 2630 kg/m³
Water Absorption % 2.40%
Compressive Strength Wet 73.2 mpa
Compressive Strength Dry 90.5 mpa
Porosity % 6.30%
Flexural Strength Not Determined
Slip Resistance (wet) Textured 64
Salt Crystallisation Not Determined
Saturated Coefficient 0.93 mean wt loss
Acid Immersion Pass
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