"419.0"^^ . . "BBSA"@en . "A reddish grey to reddish brown, fine- to coarse-grained, commonly poorly sorted, locally massive, locally micaceous, sub-lithic sandstone, with igneous clasts."@en . . . . . . "Inferred to be 200 m thick in the Aberfoyle area."@en . . "Bofrishlie Burn Sandstone Formation [Obsolete: use BBSA]"@en . "Bofrishlie Burn Sandstone Member"@en . "A sharp contact with the overlying Balleich Lava Member of Craig of Monievreckie Conglomerate Formation."@en . . "394.3"^^ . "Bofrishlie Burn Sandstone Member"@en . "A faulted contact with Highland Border Complex rocks."@en . "stable"@en . . "Sandstone with subsidiary conglomerate and pebbly (gravelly) sandstone. Stratified bedrock. Occurs onshore. Deposited during the Early Devonian Epoch (Devonian Period) (419-394.3 Ma BP)."@en .