. "486.9"^^ . . "443.1"^^ . "BBLR"@en . . . . "Balblair Intrusion"@en . "stable"@en . . . "Igneous intrusive bedrock. Occurs onshore. Emplaced during the Ordovician Period (486.9-443.1 Ma BP)."@en . "Balblair Intrusion"@en . .