Stratigraphy of the Fluvial-To-Marine Transition Zone Associated With A Forced-Regressive Compound Incised-Valley System In the Turonian Ferron Notom Delta, Utah, U.S.A.
A New Unified Model For Cave Pearls: Insights from Cave Pearls in Carlsbad Cavern, New Mexico, U.s.a.
Xrf-based Chemostratigraphy Between and Across Two Disconformities in the Ordovician Trenton Group and Utica Shale of Central New York, U.s.a.
COVER EXPLANATION.—Core boxes containing red mudstones of the Triassic Mercia Mudstone Group of Northern Ireland. This group is approximately 600 m thick, consisting of red mudstones and evaporites. These rocks are interpreted to have been deposited by an acid-saline-lake system with pH values lower than 3. See Andeskie et al., this issue.
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