"Laminated and bituminous microsparitic limestone interbedded with medium-grained sandstone and bituminous siltstone and mudstone."@en . "Baligill Limestone Member"@en . "BGLM"@en . . . . "The lowest of the sequence of 3 thick [>1m] carbonate laminate [limestones] developed in the Bighouse Formation."@en . . "Limestone with subsidiary bituminous mudstone, sandstone and siltstone. Stratified bedrock. Occurs both onshore and offshore. Deposited during the Eifelian Age (Devonian Period) (394.3-385.3 Ma BP)."@en . "394.3"^^ . . "The uppermost of the sequence of 3 thick [>1m] carbonate laminates [limestones] developed in the Bighouse Formation."@en . "Baligill Limestone Member"@en . . . "385.3"^^ . "30m"@en . . "stable"@en .