. "3046"^^ . . . "Langhian"@en . . . . . . "J. C. Merriam"@en . . . . . . . . . . . . "~"@en . "Outcrop near Picture Gorge"@en . . . . "Mascall Formation"@en . . "The Mascall Formation is a Miocene geologic formation found along the John Day River Valley of Oregon, in the Western United States."@en . "John Day Valley, Fox Basin"@en . "Mascall Ranch"@en . . . "eastern Oregon"@en . . . . "Mascall Formation"@en . . . "1901"^^ . . . . . . . . . . . . . "1007851630"^^ . . "9159177"^^ . . . . . . . . . . "The Mascall Formation is a Miocene geologic formation found along the John Day River Valley of Oregon, in the Western United States."@en . . .