Yellow - Limestone
Quarry Location: Great Tew, Cotswold Hills
Water Absorption: 15.03 %
Density: 1946 Kg/m3
Flexural Strength: 3.98 MPa
Compressive Strength: 20.15 MPa
Recommended Usage: Building Ornaments, Flagstone,Coping, Pavers, Slabs, Sculptures, Window Sills, Stairs
Finishing Surface: Sawn Cut, Sanded, Rockfaced, Sandblasted, Bushhammered, Tumbled, Thermalled, Natural Cleft, Weatheredge
Additional Names: Great Tew Ironstone,Ironstone
Ironstone is a medium to coarse grained limestone in varying shades of browns to russets with some fine mineral grains.
Apparent density 1946 Kgm -3 BSEN 1936:2006
Breaking load at dowel hole 2060 N BSEN 13364:2002
Colour Orange-brown with dark brown/cream
Compressive Strength 20.15 MPa BSEN 1926:2006
Flexural strength 3.98 MPa BSEN 12372
Maximum size 0.5m3 - 4m3
Open porosity 35.16% BSEN 1936:2008
Petrographic description Ferruginous Limestone
Post freeze/thaw (48 cycles) 19.59 MPa BSEN 1926:2006
Texture Medium to course grained
Water apsorption 15.03 % BSEN 13755:2008