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Blaxter Sandstone

Blaxter Sandstone is Carboniferous in age (354 to 290 million years old) and is still actively quarried near Otterburn, Northumberland where it has been quarried since the 1890’s. It is a buff to yellow, medium grained, non-calcareous sandstone which has a porosity of approximately 20%. It is used throughout the United Kingdom as stone replacement and on new builds.