. . "CVCH"@en . . "Carvichen Pluton"@en . . "443.1"^^ . "Carvichen Pluton"@en . "Igneous intrusive bedrock. Occurs onshore. Emplaced during the Ordovician Period (486.9-443.1 Ma BP)."@en . . . . . "stable"@en . "486.9"^^ .