National Assessment of Oil and Gas Project

Facies Analysis and Sequence Stratigraphic Framework
of Upper Campanian Strata (Neslen and Mount Garfield
Formations, Bluecastle Tongue of the Castlegate
Sandstone, and Mancos Shale), Eastern Book Cliffs,

By Mark A. Kirschbaum and Robert D. Hettinger


Stratigraphic cross section A–A’, based on measured section data for the eastern Book Cliffs of Colorado.
(Plate 1 PDF file 565KB)

Generalized stratigraphic cross section B–B’ consisting of measured sections, one interpreted geophysical log, and core from the western part of the study area.
(Plate 2 PDF file 322KB)

Stratigraphic cross section D–D’ composed of interpreted geophysical logs tied to outcrop at the Hunter Canyon section.
(Plate 3 PDF file 315KB)

Stratigraphic cross section E–E’ composed of interpreted geophysical logs.
(Plate 4 PDF file 223KB)

Stratigraphic cross section F–F’ composed of measured sections, described cores, and interpreted geophysical logs.
(Plate 5 PDF file 167KB)

Stratigraphic cross section G–G’ composed of interpreted geophysical logs.
(Plate 6 PDF file 119KB)

Interpretive diagrams of the study interval. (A) Lithostratigraphy, (B) shoreface stacking patterns, (C) sequence stratigraphy.
(Plate 7 PDF file 442KB)

Plate Figures: Figures 2.1, 5.1, and 5.2. Core descriptions.
(Core Descriptions PDF file 442KB)

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