. . "443.1"^^ . . "Doon Dyke Swarm"@en . "Doon Dyke Swarm"@en . "359.3"^^ . "stable"@en . . . "DOOND"@en . "Igneous intrusive bedrock. Occurs onshore. Emplaced during the Silurian Period - to - Devonian Period (443.1-359.3 Ma BP)."@en . .