. "Cushendun Formation"@en . . . "Cushendun Conglomerate [Obsolete: use CCC]"@en . "CCC"@en . . "419.0"^^ . "Cushendun Formation"@en . . . "stable"@en . "Conglomerate with subsidiary mudstone and sandstone. Stratified bedrock. Occurs onshore. Deposited during the Early Devonian Epoch (Devonian Period) (419-394.3 Ma BP)."@en . . "0-600m (0-1968ft)"@en . . . "Unconformable on Precambrian (Dalradian Supergroup)."@en . "394.3"^^ . "Thin basal breccia of angular schist clasts overlain by conglomerate dominantly of rounded clasts of quartzite with minor vein quartz and volcanic rock."@en . "Gradational with succeeding Ballyagan Formation by loss of conglomerates and increase in volcaniclastic detritus."@en .