. . . "56.0"^^ . "Basalt and basalt lava and trace dolerite, mugearite and olivine-basalt."@en . "Eigg Lava Formation"@en . . "stable"@en . . . . . . "66.0"^^ . . . "Eigg Lava Formation"@en . . . "EIGL"@en . . . "Basalt and basalt lava and trace dolerite, mugearite and olivine-basalt. Stratified bedrock. Occurs onshore. Deposited during the Paleocene Epoch (Palaeogene Period) (66-56 Ma BP)."@en . .