"Gravel and sand. Superficial deposits. Occurs onshore. Formed during the Pleistocene Epoch (Quaternary Period) (2.58-.0118 Ma BP)."@en . "See GFDU Glaciofluvial deposits. Glaciofluvial deposits, 1 is older than Glaciofluvial deposits in the same map area. \r\n\r\nSand and gravel, locally with lenses of silt, clay or organic material; of glaciofluvial origin. [Generic description]."@en . . . "GFDU1"@en . "0.0118"^^ . "Glaciofluvial deposits, 1"@en . "2.58"^^ . . . . "Glaciofluvial deposits (undifferentiated), 1 [Obsolete: use GFDU1]"@en . . "stable"@en . . "Glaciofluvial deposits, 1"@en . . .