"Igneous intrusive bedrock. Occurs onshore. Emplaced during the Silurian Period (443.1-419 Ma BP)."@en . . "419.0"^^ . . "stable"@en . "CORN"@en . "Corrennie Intrusion"@en . . . "443.1"^^ . "Corrennie Intrusion"@en . . . . .