Central Wales
RIGS listing:


Click on any site name to view the summarised report (PDF).

Note: please remember that the inclusion of a site in these listings does not imply any right of access to it. Many RIGS are situated on private land and appropriate permissions should be sought in advance of any planned visit.

Earth Science Category
Argoed Ordovician (Ashgill) Stratigraphy
Aston Dingle Silurian Stratigraphy (Wenlock & Ludlow)
Bailey Einion Ordovician (Llandeilian) Stratigraphy
Bank Road Cutting Pentre'r beirdd Igneous and Silurian (Wenlock) Stratigraphy
Blaen Caerfanell Quaternary & Geomorphology
Blaen Senni Quaternary & Geomorphology
Bryn Mawr Quaternary & Geomorphology
Bryntail Mine Mineralogy
Carno Quaternary & Geomorphology
Castle Rock & Station Quarry Igneous and Ordovician (Caradoc) Stratigraphy
Cefn Cul Quaternary & Geomorphology
Claerwen Dam Silurian (Llandovery) Stratigraphy
Clyn Glas Ordovician (Ashgill) and Silurian (Llandovery) Stratigraphy
Clywedog Viewpoint Cuttings Ordovician (Ashgill) Stratigraphy & Structure
Coxhead Bank Common Silurian (Ludlow) Stratigraphy
Craig Cwm-Du Quaternary & Geomorphology
Craig Ddu Mine Mineralogy and Structural Geology
Craig Rhiwarth Mine Mineralogy
Craig-y-Mwyn Mine Mineralogy
Cribarth Quarry Ordovician (Ashgill) Stratigraphy
Crychell Moor Quaternary & Geomorphology
Cwm Crew Quaternary & Geomorphology
Cwm Cynwyn Quaternary & Geomorphology
Cwm Oergwm Quaternary & Geomorphology
Cwm Orog Mine Mineralogy
Cwm Pwllfa Quaternary & Geomorphology
Cwm Rhiw-Gam Quaternary & Geomorphology
Derwenlas Coach Road Silurian (Llandovery) Stratigraphy
Dolderwen Cutting Ordovician (Ashgill) Stratigraphy
Doldowlod Ordovician (Ashgill) Stratigraphy
Dole-y-Coed Ordovician (Llandeilian) Igneous
Dylife Mine Mineralogy
Fan Bwlch Chwyth Quaternary & Geomorphology
Fan Gyhirych Quaternary & Geomorphology
Gelli Goch Cutting Ordovician (Ashgill) Stratigraphy & Structural Geology
Gelli Goch Thrust Structural Geology; Ordovician (Ashgill) & Silurian (Llandovery) Stratigraphy
Geufron Mine Mineralogy
Glyn Farm Quarry Silurian (Wenlock) Stratigraphy and Igneous
Glyn Hall Quarries Silurian (Llandovery) Stratigraphy
Graig-wen Quarries Ordovician (Ashgill) Stratigraphy
Gwernargllwyd Cutting Silurian (Ludlow) Stratigraphy
Leighton Estate Quarry Silurian (Ludlow) Stratigraphy
Llananno Central Silurian (Wenlock) Stratigraphy and Structure
Llananno Northwest Silurian (Wenlock) Stratigraphy and Structure
Llananno Southeast Silurian (Wenlock) Stratigraphy
Llandegley Rocks Ordovician (Llanvirn) Stratigraphy, Igneous Geology
Llanfawr Upper Quarry Ordovician (Caradoc) Stratigraphy and Igneous
Llangurig (Nant Cae-Garw) Quaternary & Geomorphology
Llangynog Mine Mineralogy
Llanidloes Cutting Silurian (Llandovery) Stratigraphy
Llanymynech Rocks Upper Palaeozoic Stratigraphy
Machynlleth Railway Cutting Structural Geology
Maelienydd Road Cutting Silurian (Wenlock) Stratigraphy
Middletown Quarry Igneous
Morben Quarry Silurian Stratigraphy (Llandovery) and Structural Geology
Nant Cletwr Silurian (Llandovery) Stratigraphy
Nantmel Cutting Ordovician (Ashgill) Stratigraphy
Nantyreira Mine Mineralogy
Neuadd Farm Track Ordovician (Llanvirn) Stratigraphy, Igneous Geology
Ogôf-fach Road Section Structural Geology
Old Hall Silurian (Llandovery) Stratigraphy
Pen Milan Quaternary & Geomorphology
Penllan Ordovician (Caradoc & Ashgill) Stratigraphy
Penyclun Mine Mineralogy
Penygarnedd Quarry Ordovician (Caradoc) Stratigraphy
Penygeulan Quarry Ordovician (Ashgill) Stratigraphy
Penrhiwsaeson Quarry Silurian (Llandovery) Stratigraphy
Pont Bell Quarry Silurian (Llandovery) Stratigraphy
Pont Duhonw Silurian (Ludlow) Stratigraphy & Structure
Poyning Farm Quarries Silurian (Ludlow) Stratigraphy
Rhiwarth Slate Mines Ordovician (Caradoc) Igneous and Stratigraphy
St Michael's Church Building Stones
Standard Quarry Ordovician and Silurian Stratigraphy, and Igneous
Talerddig Cutting Silurian (Llandovery) Stratigraphy and Structure
Tan Y Foel Quarry Silurian (Wenlock) Stratigraphy
Tan-y-ffridd Quarry Silurian (Llandovery) Stratigraphy
The Moat Quarry Igneous and Silurian (Wenlock) Stratigraphy
Vyrnwy Dam Structural and Ordovician (Caradoc) Igneous and Stratigraphy
Waun Quarry Igneous and Silurian (Wenlock) Stratigraphy