. . . "Coal."@en . "319.0"^^ . "Coal. Stratified bedrock. Occurs onshore. Deposited during the Langsettian Substage (Carboniferous Period) (319-318 Ma BP)."@en . "KEUD"@en . . . . "318.0"^^ . "Kennox Upper Drumgray Coal (Douglas)"@en . "Kennox Upper Drumgray Coal (Douglas)"@en . "stable"@en . . .