Northumberland Buff Sandstone is a medium-grained sandstone known for its honey or buff coloration. Quarried near Otterburn in Northumberland, England, this stone exhibits a fine-grained texture and is characterized by a distinctive striped pattern running through it.

The honey-colored hue of Northumberland Buff Sandstone adds warmth and elegance to architectural projects. Its fine-grained texture suggests a smooth and uniform composition, offering both durability and ease of working for various applications.

This particular sandstone is sourced from the top seam of Blaxter Quarry, which has been in operation since the late 1800s. Its long history of quarrying attests to its reliability and popularity in construction. Notably, Northumberland Buff Sandstone has been utilized in numerous significant buildings, particularly in Newcastle, including the iconic Theatre Royal.

Its versatility, durability, and appealing aesthetic make Northumberland Buff Sandstone a favored choice for architects and builders seeking a timeless and distinctive building material with a rich heritage.

DECLARATION OF PERFORMANCE

To BS EN 771-6-2011 Natural Stone Masonry Units

Resistance to Fire...Class A1

Shear Bond Strength...Fixed Value

Apparent Density ...(Kg/m³)2143

Open Porosity... (%)18.63

Water Absorpotion ...(g/m.sec²)98.2

Compressive Strength... (Mpa)36

Flexural Strength ....(Mpa)3.8

Frost Resistance ...(Cycles)84

Thermal Conductivity... NPD