By Hildegard Westphal, Bernhard Riegl, Gregor P. Eberli
Carbonate sediments are of accelerating relevance for data of earlier environmental stipulations and for reasonably priced purposes in parts of geothermal power and hydrocarbon reservoirs. complicated interplay of actual and chemical parameters with organic parameters determines the structure and composition of carbonate sedimentary our bodies. This ebook closes a number of the nonetheless latest gaps in our figuring out of the impression and interaction of actual, chemical, and organic parameters with carbonate sedimentation. An figuring out of this interplay isn't just required for trustworthy prediction of reservoir caliber but additionally for a strong interpretation of environmental stipulations long ago and the current. it really is written by means of geologists for geologists so that it will supply an simply obtainable evaluation of the massive quantity of appropriate info supplied by way of the neighbouring sciences. The technique of the e-book is to record the fashionable depositional environments of 3 classical parts of carbonate deposition, every one attribute for a particular sedimentological atmosphere (isolated platform, connected shelf, ramp) to be able to examine either the variety of actual, organic and chemical parameters and their sedimentary reaction. This e-book provides a entire compilation in response to facts from released paintings and unpublished theses, and the combination of those facts in an effort to extract formerly undiscovered relationships among the mentioned parameters and carbonate deposition.
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Additional resources for Carbonate Depositional Systems: Assessing Dimensions and Controlling Parameters: The Bahamas, Belize and the Persian/Arabian Gulf
2000; Reid et al. 2000). 15; Monty 1976). g. Shark Bay, Australia (Logan 1961). Modern stromatolites living in normal-saline marine waters were first described in the Bahamas by Dravis (1982) (Schooner Cays in Eleuthera Bight). 15 The three types of environments where stromatolites have been described in the Bahamas (From Reid et al. L. Bergman et al. 2 Controlling Parameters on Facies Geometries of the Bahamas 37 In the Bahamas, stromatolites occur where high stress from high sediment flux in high-energy environments inhibits the colonization of competing eukaryotic algae (Reid et al.
Deep spur and groove, elongate spurs perpendicular to shore, 6–7 m relief Dimensions 1. Leeward, nearshore: <10,000–30,000 m2 – 1. Reef ridge, 40 × 100’s m 20–30 m 2. Deep spur and groove, spurs 2. Windward 100 m in length bank: <200–1,000 m2 Water depth 1–6 m 2–11 m 3–13 m 1. Fringing platform, 1–7 m 2. Reef ridge, 1–11 m 3. Deep spur and groove, 10–20 m Coral species total 27 38 33 38 M. annularis, P. astreoides, A. agaricites, M. annularis, P. porites, Siderastrea Common coral M. annularis, P.
Linear channel reefs occur in tidal channels primarily in the Exuma Cays. The major reef building corals are dominated by 18 species. Most abundant are the shallow water species Acropora palmata (with a maximum at about 3 m water depth) that are now increasingly rare at several sites due to significant, diseaserelated mortality (Kramer 2003) and the deeper water species Montastrea annularis (with a maximum at about 10 m water depth) (Linton et al. 2002). A. palmata has since been significantly reduced in abundance and is missing in much of its former range (Kramer et al.