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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.〔British Geological Survey 2007 ''Bedrock geology: UK North'' 1:625,000 scale geological map, BGS, Keyworth, Notts〕 ==Geology== The following coal seams occur within the Coal Measures Group in this coalfield.〔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''〕 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) 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Cumberland Coalfield」の詳細全文を読む スポンサード リンク
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