"314.75"^^ . . . . . "Dalmellington Ell Coal"@en . "318.0"^^ . . . "stable"@en . . "Coal. Stratified bedrock. Occurs onshore. Deposited during the Duckmantian Substage (Carboniferous Period) (318-314.75 Ma BP)."@en . "DE"@en . "Dalmellington Ell Coal"@en . . "Coal."@en .