. "Schist and semipelite with subsidiary pelite and trace psammite and quartzite."@en . "541.0"^^ . . "Beoil Schist Formation And Meall Dubh Striped Pelite Formation (Undifferentiated)"@en . . "Schist and semipelite with subsidiary pelite and trace psammite and quartzite. Bedrock. Occurs onshore. Formed during the Neoproterozoic Era (Precambrian) (1000-541 Ma BP)."@en . . . . . "1000.0"^^ . "stable"@en . . "Beoil Schist Formation And Meall Dubh Striped Pelite Formation (Undifferentiated)"@en . "BSMD"@en .