. . . . "Stratified bedrock. Occurs onshore. Deposited during the Neoproterozoic Era (Precambrian) (1000-541 Ma BP)."@en . . "Greencastle Green Beds"@en . . "stable"@en . "DCGC"@en . "541.0"^^ . . "1000.0"^^ . "Greencastle Green Beds"@en .