. . "318.0"^^ . "Coal. Stratified bedrock. Occurs onshore. Deposited during the Langsettian Substage (Carboniferous Period) (319-318 Ma BP)."@en . "stable"@en . "Bottom Beeston Coal (West Yorkshire)"@en . . . "Bottom Beeston Coal (West Yorkshire)"@en . "Low Beeston Coal"@en . . . "The Beeston Bottom Coal is a thick and locally important seam of high quality. It merges to the west with the lower leaf of the Top Beeston to form the Churwell Thick Coal."@en . . . "BSNB"@en . "319.0"^^ . .