. "Crackington Formation"@en . "Bealsmill Formation"@en . . . "319.0"^^ . "Thin- to thick-bedded commonly coarse and feldspathic sandstones interbedded with siltstones and dark grey mudstones. Scattered beds of ill-sorted pebble to cobble conglomerate up to 2m thick contain clasts including chert, lava and limestone as well as derived Dinantian and ?Namurian fossils. Some channels are present."@en . "Bealsmill Formation"@en . . "The depositional upper boundary is not seen but probably tectonic."@en . "The depositional lower boundary is not seen as the base is always faulted. The lower boundary is thought to post-date the D1 deformation phase, with the formation resting unconformably on Dinantian sequences."@en . "Okehampton Sandstone Group [Obsolete: use CKF, BEAL]"@en . "Unknown. Minimum thickness 120m"@en . . . . . "Bealesmill Sandstone Formation [Obsolete: use BEAL]"@en . "BEAL"@en . "Eggesford-Type Culm [Obsolete: use BEAL, CKF]"@en . "stable"@en . "Mudstone and sandstone with subsidiary conglomerate and siltstone. Stratified bedrock. Occurs onshore. Deposited during the Namurian Stage (Carboniferous Period) (330.3-319 Ma BP)."@en . . "Bealsmill Sandstone Formation [Obsolete: use BEAL]"@en . . . . . "Middle or Exeter-Type Culm [Obsolete: use CKF, BEAL]"@en . "330.3"^^ . .