. . . "359.3"^^ . "Hairy Craig Sill"@en . "Trachytic-rock."@en . . . "Hairy Craig Sill"@en . . "stable"@en . "HRYCG"@en . "Trachytic-rock. Igneous intrusive bedrock. Occurs onshore. Emplaced during the Early Mississippian Epoch - to - Mid Mississippian Epoch (Carboniferous Period) (359.3-330.3 Ma BP)."@en . "330.3"^^ .