By R. G. Loucks, J. Frederick Sarg
Derived from the 1991 examine Symposium on Carbonate series Stratigraphy, the authors have introduced jointly in a single quantity a consultant sampling of pivotal examine during this vital subject. Its 3 sections describe (1) series thoughts and sedimentologic ideas, (2) seismic series case reports regarding seismic and outcrop interpretations, and (3) examples of high-frequency, meter-scale cycle deposition and stacking patterns.American organization Of Petroleum Engineers (AAPG)Founded in 1917, we're the world's biggest specialist geological society, with over 30,000 members.We are a pillar of the world-wide medical neighborhood. Our books foster medical learn, enhance the technology of geology and advertise the simplest use of petroleum extraction & processing expertise and practice.Some of the parts we post in include:GISPetroleum EngineeringWell Log AnalysisGeological ModelingCarbonate PetrologySeismic ImagingReservoir CharacterizationRegional Petroleum research
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Extra info for Carbonate sequence stratigraphy: recent developments and applications
Boundaries climates. recludes the Although Although aa relative sea-level sea-level fall p precludes thc pro pro- & duction of of marine marine carbonate sediment on on exposed exmsed formation of karst features features at a t and below h o w shelves, the fonnat ion of sequence boundaries boundaries during lowstands of sea level evious inctive fac ies o verprint to the the pr attaches a dist distinctive facies overprint vrevious ly deposited deposited highstand highstand strata. strata. Karst-formed &st-formedn features, features, which are recog nizable in cores and outcrops, recognizable outcrops, include terra ols, cave fill (breakdown, terra rossa paleos ~aleosols.
1977). During the Holocene flooding of of the the Little Bahama Bank, some transgressive sand bodies were drowned transformed into vegetated relicts because they and transformed were not able to keep pace with rising sea level (Hine, 1977). 1977). We have not seen any documentation of of the lowstand and transgressive succession of of lithofacies in andent ancient rimmed rimmed shelf shelf margins, but a hYJXlthetical hypothetical example is offered in Figure Figure 14. 14. , 1988). 1988). During During this interval of of time, shallow-marine sedimen sedimentation rates commonly exceed subsidence and the aggradato deposition of aggrada ead i ng 10 deposilion of eustatic rise, thus lleading tional tional to progradational shelf, shelf-edge, shelf-edge, and slope 1988).
When When this difference is accounted for, the volume volume of of sediment prcxiuced produced and, thus, the actual sedimenta sedimentation rates at \'Vest West Caicos Island and the Persian Gulf Gulf tidal flats are comparable. Sediment production rates along rimmed shelf shelf edges are are greater than surrounding environments. environments. The accommcxiation accommodation space is quickly filled along shelf shelf edges at first by aggradation and later by prograda progradation. Sediment wedges usually prograde seaward because sediment production rates and energy levels highest there.
Carbonate sequence stratigraphy: recent developments and applications by R. G. Loucks, J. Frederick Sarg