. . "Coal."@en . "CALT"@en . . "327.0"^^ . "Coal. Stratified bedrock. Occurs onshore. Deposited during the Pendleian Substage (Carboniferous Period) (330.3-327 Ma BP)."@en . . "Carluke Tower Coal (Central Coalfield)"@en . . . "330.3"^^ . "stable"@en . . "Carluke Tower Coal (Central Coalfield)"@en . .