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Category: Silurian

Intro: Berwyn Welsh Slate (N4 N5)

Reference N4 N5 NAME Berwyn (honed) Berwyn (riven) TYPE Slate Slate GEOLOGY Silurian. Ludlow Beds Silurian. Ludlow Beds COUNTY Clywd COLOUR Deep blue Deep blue TEXTURE Extremely fine grained. Finely cleaved Extremely fine grained. Finely cleaved  BLOCK SIZE LXBXH (mm) 2500x1500x75mm 2500x1500x75mm SUITABILITY Roofing, cladding, paving, cills, copings and fireplaces Roofing, cladding, paving, cills, copings…

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Metamorphic

Intro: Burlington Blue Slate (N2 N3)

Reference N2 N3 NAME Burlington Blue (honed) Burlington Blue (riven) TYPE Slate Slate GEOLOGY Silurian Silurian COUNTY Cumbria Cumbria COLOUR Blue/black Blue/black TEXTURE Extremely fine grained. Pronounced cleavage Extremely fine grained. Pronounced cleavage  BLOCK SIZE LXBXH (mm) 1500x900mm 1500x900mm SUITABILITY Roofing, cladding, paving, cills, copings and fireplaces Roofing, cladding, paving, cills, copings and fireplaces  USES…

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Metamorphic

Intro: Donegal Granite (L10) Irish Granite

Reference L9 L10 NAME Donegal (textured) Donegal (polished) TYPE Granite Granite GEOLOGY Caledonian Caledonian COUNTY Co Roscommon Co Roscommon COLOUR Salmon pink/red, but with considerable variation Salmon pink/red, but with considerable variation TEXTURE Coarse grained. Quartz, feldspar and biotite mica Coarse grained. Quartz, feldspar and biotite mica  BLOCK SIZE LXBXH (mm) 3000x1300x1200mm 3000x1300x1200mm SUITABILITY Cladding,…

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Devonian

Intro: Grinshill Sandstone (J7)

Reference J7 NAME Grinshill TYPE Sandstone GEOLOGY Triassic. Keuper Sandstone COUNTY Shropshire COLOUR Cream with fine brown fleck, white and red TEXTURE Fine to medium grained  BLOCK SIZE LXBXH (mm) 1000mm depth on bed SUITABILITY Ashlar, dressings, weathering courses and carving  USES (1)  USES (2)  USES (3)  USES (4) Stone Names

Sandstone

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