"Bishopbriggs Sandstone"@en . "Sandstone."@en . . . . . "327.0"^^ . . "Bishopbriggs Sandstone"@en . "stable"@en . . "Sandstone. Bedrock. Occurs onshore. Formed during the Pendleian Substage (Carboniferous Period) (330.3-327 Ma BP)."@en . "BSBS"@en . "330.3"^^ . . .