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Book Chapter

Cretaceous Carbonate Platform, U.S. Gulf Coast

Robert W. Scott
Robert W. Scott
Amoco Production Company Tulsa, Oklahoma, U.S.A.
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January 01, 1993


Name: Comanchean carbonate platform

Author: R.W. Scott

Location: From 89° to 98° west longitude and 30° to 33° north latitude, Gulf of Mexico

Geologic time interval: Early Cretaceous (Valanginian) to Late Cretaceous (Cenomanian)

Tectonic-sedimentary setting: Passive, trailing margin stage of a rift basin

Basin type: Epeiric shelf margin to oceanic basin

Paleoclimate: Generally humid, semitropical

Platform type: Ramp to rimmed shelf

Platform geometry: 2400 m thick and up to 360 km wide; total length is more than 4800 km

Facies and fossils: Facies: fine to coarse carbonates, minor amounts of evaporites, and marl or shale; fossils: pelagic and benthic foraminifers, molluscs, corals, and algae

Systems tracts: Transgressive to progradational fluvial, deltaic, tidal flat, lagoon, margin, slope, basin

Stacking patterns: Sequence boundaries are regional transgressive, drowning unconformities

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Figures & Tables


AAPG Memoir

Cretaceous Carbonate Platforms

J. A. Toni Simo
J. A. Toni Simo
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Robert W. Scott
Robert W. Scott
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Jean-Pierre Masse
Jean-Pierre Masse
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American Association of Petroleum Geologists
ISBN electronic:
Publication date:
January 01, 1993




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