"312m+"@en . . "443.1"^^ . . . "430.6"^^ . "Grey mudstone, siltstone and turbiditic greywacke."@en . "Faulted out."@en . "Top of Ree Burn Formation (qv). (Base of the Parishholm Conglomerate)."@en . . "Hagshaw Group"@en . . "Hagshaw Group"@en . . "stable"@en . "Mudstone, siltstone and wacke. Stratified bedrock. Occurs onshore. Deposited during the Llandovery Epoch - to - Sheinwoodian Age (Silurian Period) (443.1-430.6 Ma BP)."@en . "HGW"@en . .