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Chalcedony from
Reeding Mine, Blanchland, Derwent Valley, North Pennines, Northumberland, England, UK

Description
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Dunham, Sir K. C. Geology of the North Pennine Orefield, Volume 1 Tyne to Stainmore (2nd Edition), pp 223.
Data
Mineral Data:Click here to view Chalcedony data
Locality Data:Click here to view Reeding Mine, Blanchland, Derwent Valley, North Pennines, Northumberland, England, UK
Mineral and/or Locality
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