Copp Cragg Sandstone Wall Cladding

Cop Crag
Medical School-Glasgow
Project details:
Stone used:Cop Crag
Stone supplied to:Watson Stonecraft
Year:2000
Fine grained yellow/pink variegated sandstone
Cop Crag
Quarried nr Otterburn in Northumberland, this is a very distinctive sandstone.
Cop Crags character is in its variation of colour, from its background of rusty buff to swirls of browns and splashes of pink this stone is certainly unique, and individual.
Cop Crag has been notably used for the distinctive Victoria Gardens Shopping Arcade in Harrogate, and the restoration of buildings at Durham Prison and Durham Castle. More recently it has been used for The Rutland Building, Edinburgh, and The Medical School, Glasgow.
Applications:
Ashlar walling
Thin cladding Fischer type system 40mm min
Dressed / Carved stone
Rock faced walling
Rubble walling
Rockery stone
External flooring / Paving
External steps / Platts
Internal flooring (requires sealant)
Declaration of Performance to BS EN 771-6-2011 Natural Stone Masonry Units:
Resistance to fireClass A1
Shear bond strength Fixed Value
Apparent Density (Kg/m3) 2190
Open Porosity (%) 16
Water absorption (g/m2.sec2) 81.9
Comperessive Strength (Mpa) 43.23
Flexural Strength (Mpa) 3.5
Frost Resistance (Cycles) 84
Thermal Conductivity NPD