. "Coarse silicate-sandstone, slate and wacke with subsidiary conglomerate. Stratified bedrock. Occurs onshore. Deposited during the Neoproterozoic Era (Precambrian) (1000-541 Ma BP)."@en . "Drawn at unconformable upward change from conglomerate and semi-pelitic wacke of the Innellan Group to probable Upper Old Red Sandstone."@en . . "stable"@en . . "1000m approx."@en . . "DCIG"@en . "Innellan Group"@en . "Drawn at base of semi-pelitic wacke of the Innellan Group where it rests conformably on psammitic wacke of the Bullrock Greywacke."@en . . "1000.0"^^ . "Innellan Group"@en . "541.0"^^ . . . "Pebbly schistose grits, schistose grits, greywackes, black and green slates. Black slates occur with sporadic seams of dark lime and grit. Conglomerate also occurs. (Innellan Group = stratigraphic equivalent of the Dunoon Phyllites)."@en .