Google Map
Google Map showing quarry locations (KMZ on Google drive link)
Category: Precambrian
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,…