Google Map
Google Map showing quarry locations (KMZ on Google drive link)
Category: Metamorphic
CED07 Donegal Quartzite
<NOTE: CONTENTS ARE BETA VERSION – SUBJECT TO FACT CHECK AND VERIFICATION> Reference CED07 NAME Quartzite TYPE GEOLOGY Precambrian – Dalradian Appin Group COUNTY Donegal, Ireland COLOUR TEXTURE BLOCK SIZE LXBXH (mm) SUITABILITY Ashlar, cladding, general building, paving and engineering USES (1) USES (2) USES (3) USES (4) Stone Names Donegal Quartzite Credit: Simon…
CED05 Achnaba Schist
<NOTE: CONTENTS ARE BETA VERSION – SUBJECT TO FACT CHECK AND VERIFICATION> Originally basalt metamorphosed during the Caledonian (400ma) Reference CED05 NAME Achnaba TYPE Schist GEOLOGY Dalradian Supergroup – Precambrian 1000-541 million years ago COUNTY Argyll, Scotland COLOUR Grey-Green TEXTURE BLOCK SIZE LXBXH (mm) Up to 1.5m x 1m x 1m SUITABILITY Paving, cills ,lintels,…
Intro: Trevillett Slate (N9) Cornish (and Devon) Slate
Reference N9 NAME Trevillett (riven) TYPE Slate GEOLOGY Devonian. Upper Devonian Slate Beds COUNTY Cornwall COLOUR Blue/grey/green. Pyrite grains common TEXTURE Fine grained. Pronounced irregular cleavage BLOCK SIZE LXBXH (mm) SUITABILITY Roofing and flooring USES (1) Buckstead Abbey, Abbey Farm USES (2) Tavistock Town Hall USES (3) USES (4) Stone Names Tredorn Phyllites
Intro: Burlington Blue Slate (N3) – Lake District Slate
Reference N3 NAME Burlington Blue (riven) TYPE Slate GEOLOGY Silurian COUNTY Cumbria COLOUR Blue/black TEXTURE Extremely fine grained. Pronounced cleavage BLOCK SIZE LXBXH (mm) 1500x900mm SUITABILITY Roofing, cladding, paving, cills, copings and fireplaces USES (1) USES (2) USES (3) USES (4) Stone Names Wray Castle formation
Intro: Berwyn Welsh Slate (N5)
Reference N5 NAME Berwyn (riven) TYPE Slate GEOLOGY Silurian. Ludlow Beds COUNTY Clywd COLOUR Deep blue TEXTURE Extremely fine grained. Finely cleaved BLOCK SIZE LXBXH (mm) 2500x1500x75mm SUITABILITY Roofing, cladding, paving, cills, copings and fireplaces USES (1) USES (2) USES (3) USES (4) Stone Names
Intro: Trevillett Slate (N9) Cornish (and Devon) Slate
Reference N9 NAME Trevillett (riven) TYPE Slate GEOLOGY Devonian. Upper Devonian Slate Beds COUNTY Cornwall COLOUR Blue/grey/green. Pyrite grains common TEXTURE Fine grained. Pronounced irregular cleavage BLOCK SIZE LXBXH (mm) SUITABILITY Roofing and flooring USES (1) Buckstead Abbey, Abbey Farm USES (2) Tavistock Town Hall USES (3) USES (4) Stone Names Tredorn Phyllites