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Characteristic exposure of the Dakota group in the Denver area, looking north in Dutch Creek gap. Us upper sandstone subunit; K, Kassler sandstone member; and P, Plainview sandstone member of South Platte formation. D, disconformity between Lytle (L) and South Platte formations, U, approximate Morrison-Lytle contact. Indian Hills quadrangle. Jefferson County, Colorado, ca. 1951. Published as figure 18 in U, S. Geological Survey. Professional paper 274-B. 1955.
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Basal conglomeratic sandstone of South Platte Formation. Disconformable on sandstone of the Lytle Formation south of Dutch Creek. Jefferson County, Colorado. 1952. Published as plate 7 in U.S. Geological Survey. Bulletin 1102. 1961.
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Part of the South Platte formation in the intermediate phase, south of Little Thompson Creek. Us, beds equivalent to upper sandstone unit and Ts, beds equivalent to third sandstone subunit. Beds below Ts are locally thickened equivalents of third shale subunit. The Plainview sandstone member is just out of sight at base of shale slope. Loveland quadrangle. Larimer County, Colorado, ca. 1951. Published as figure 15 in U. S. Geological Survey. Professional paper 274-B. 1955.


    map background search result map search result map Characteristic exposure of the Dakota group in the Denver area. Jefferson County, Colorado. 1951. Basal conglomeratic sandstone of South Platte Formation. Colorado. 1952. Characteristic exposure of the Dakota group in the Denver area. Jefferson County, Colorado. 1951. Basal conglomeratic sandstone of South Platte Formation. Colorado. 1952.