cornishslate.co.uk offering business based in Cornwall specializing in the manufacture and supply of natural slate products like Slate, Welsh Slate, Cornish Slate,Slate Hearth,Slate Sills, Slate Cills,Slate Fireplace should not be confused with shale, from which it may be formed, or schist. Ninety percent of Europe’s natural slate used for roofing originates from Spain. The word “slate” is also used for certain types of object made from slate rock.

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