Cumberland Coalfield
The Cumberland Coalfield is a coalfield in Cumbria, north-west England. It extends from Whitehaven in the south to Maryport and Aspatria in the north.[1]

Geology
    
The following coal seams occur within the Coal Measures Group in this coalfield.[2][3] Not all seams are present in any one part of the coalfield:
Middle Coal Measures Formation
- (series of unnamed coals)
 - Brassy
 - Black Metal
 - Fireclay
 - White Metal
 - Little
 - Slaty
 - Tenquarters
 - Rattler
 - Bannock Band
 - Main Band
 - Lower Metal
 - Yard Cannel Band
 - Yard
 - Lower Yard
 
There is also a Crow seam between the Metal and Bannock seams.
Lower Coal Measures Formation
- Half Yard
 - Two Foot
 - Little Main
 - Eighteen Inch
 - Lickbank
 - Sixquarters
 - Parrot
 - Upper Threequarters Rider
 - Upper Threequarters
 - Lower Threequarters
 - Upper Albrighton
 - Middle Albrighton
 - Lower Albrighton
 - Harrington Four Foot
 
Towards the top of the underlying Stainmore Formation (or Hensingham Formation), which is of Namurian age, are the:
- Udale Coal
 - Bedlam Gill Coal
 - (unnamed coals)
 
See also
    
    
References
    
- British Geological Survey 2007 Bedrock geology: UK North 1:625,000 scale geological map, BGS, Keyworth, Notts
 - Stone P. et al. 2010. British Regional Geology: Northern England (5th Edn), (Keyworth, Notts, British Geological Survey)
 - British Geological Survey 1:50,000 scale geological map sheets (England & Wales) 23 Cockermouth and 28 Whitehaven
 
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