Merioneth Manganese

The manganese mining industry of the former county of Merioneth, North Wales

Introduction
The mines
Index of mines and summary of mine information
Index of mines arranged by parish
Arenig area map showing mine locations
Harlech Dome area map showing the manganese outcrops and mine locations
The manganese mining industry in Merionethshire
Geology
History
Mining, processing and transport
Mine owners, agents, miners and other persons
Crown mineral grants
 
manganese ore sample manganese ore
Manganese
Uses of manganese
The manganese trade
Further information
Access, conservation and safety
Glossary of Welsh place name elements
Links to related information
Bibliography
Gwynedd Archaeological Trust list of mines
Acknowledgements
About these pages
Change log (last updated Dec 2016)