"0.0118"^^ . . "Veneer to at least 3.5m"@en . "Fine- to coarse-grained gravel, cobbles and boulders (one recorded to be at least 1.8m across in an old excavation at Bo'ness), subangular to rounded with some striated, locally in a matrix that varies from loose sand to firm clayey sandy silt. Clasts of mainly locally-derived Carboniferous and Devonian lithogies. The deposit is poorly sorted. It is considered to have been deposited by ice-rafting of materials during the Loch Lomond Stadial."@en . . "Bothkennar Gravel Member"@en . "0.116"^^ . . "Markedly erosive base cut into the various members of the Forth Clay Formation, Wilderness Till Formation and bedrock."@en . . . . . "Bothkennar Gravel [Obsolete: use BKGR]"@en . . "stable"@en . "Buried Gravel Layer"@en . "Boulders, cobbles and gravel with subsidiary clay, sand and silt. Stratified superficial deposits. Occurs onshore. Formed during the Devensian Stage (Quaternary Period) (.116-.0118 Ma BP)."@en . "Overlain unconformably by the early Holocene transgressive estuarine sand, silt and clay of the Letham Silt Member and also younger units including the Carse of Stirling Clay Member and later Claret Clay Member (Carse Clay Formation)."@en . . . . "Bothkennar Gravel Member"@en . "BKGR"@en . "Bothkennar Gravel Formation [Obsolete: use BKGR]"@en .