"INSUZ"@en . . "443.1"^^ . "stable"@en . "Insch Pluton, Upper Zone"@en . . "Igneous intrusive bedrock. Occurs onshore. Emplaced during the Ordovician Period (486.9-443.1 Ma BP)."@en . "Insch Pluton, Upper Zone"@en . . "486.9"^^ . . . . . .