Most sequence stratigraphy trips are run in the book cliffs along the coloradoutah border, however our trip is run on outcrops that are well studied yet rarely frequented. This is our seismic stratigraphy day with an emphasis on clinoforms. Alternative sequence stratigraphic model for the desert member to castlegate sandstone interval, book cliffs, eastern utah. Most sequence stratigraphy trips are run in the book cliffs along the colorado utah border, however our trip is run on outcrops that are well studied yet rarely frequented.
Sequence stratigraphy of the book cliffs of eastern utah, the. The streamed video chalk board lecture below explains the ideal vail et al 1977 sequence, and considers this in terms of the component systems tracts, and their gross geometries as products of changes in relative sea level and the evolving accommodation space. Free web tutorials sequence stratigraphy, tutorials carbonate petrology, seismic interpretation sequence stratigraphy exercises lower. Lower mundeck formation lower cretaceous, southern cameroon article in journal of african earth sciences. Society for sedimentary geology with offices at 4111 s. South africa, seismic interpretation sequence stratigraphy exercises bahamas. Correlating siliciclastic successions with sequence stratigraphy. Reevaluating the campanian desert member blackhawk formation to lower castlegate sandstone interval, book cliffs, utah and colorado, usa. It usually involves subdividing a sedimentary basin fill into individual sequence s of deposition hence the name, which can then be linked to changes in the two fundamental parameters of sediment supply and accommodation the amount of space available for deposition. Using classic outcrops to revise sequence stratigraphic. Using classic outcrops to revise sequence stratigraphic models. High resolution sequence stratigraphy geological society, london.
Free web tutorials sequence stratigraphy, tutorials carbonate petrology. The book cliffs, utah have become the premier locality globally for. Sedimentology and sequence stratigraphy from outcrops of the kribicampo subbasin. Reevaluating the sedimentology and sequence stratigraphy.
One powerful method for studying sealevel change in the past is sequence stratigraphy. The book cliffs form a large continuous escarpment 250 km that is aligned wnwese, oblique to regional depositional dip figs 2 and 3a. Some fundamental problems in outcrop sequence stratigraphy. Alternative sequence stratigraphic model for the desert. However, sealevel change is nothing new, it has occurred throughout earths history. Sequence stratigraphic interpretations are tightly constrained along 2d cliff. Book cliffs data sets are often used as outcrop analogues for similar subsurface settings worldwide. For more detailed discussion of high frequency sequence analysis of the book cliff escarpment on which this exercise is based, refer to. At their western limit, the book cliffs pass into the northsouthtrending wasatch plateau, which is oriented oblique to regional depositional strike figs 2 and 3b. Synopsis a major concern of the environmental change that we are experiencing at present is sealevel rise.
Type 3 sequence boundaries, advances in carbonate sequence stratigraphy. Diporiented cross section of the campanian book cliffs strata. Sedimentology and sequence stratigraphy from outcrops of. Sequence stratigraphy of the book cliffs of eastern utah. The exercises are based on measured sections from the book cliffs. The parasequence s are separated from each other using subdividing major surfaces that include ts transgressive surface s, mfs maximum flooding surface, and sb sequence boundary.
Implications for the highresolution correlation of falling stage nonmarine, marginalmarine, and marine strata, through the generations, lisa a. Sequence stratigraphy has evolved from the original concepts of seismic. Depositionalenvirons, horse canyonnorth, book cliffs scaled stratsection. Continuous, wellexposed and easily accessible outcrops make it possible to analyze facies relationships of stratigraphic sequences in great detail, both in terms of lateral variation systems tracts and vertical stacking patterns parasequences. Sequence stratigraphy field trip applied stratigraphix. You are introduced to sea level and base level, sequence, concepts of sequence stratigraphy from the perspective of evolving sediment. The campanian book cliffs strata of eastern utah and western colorado has been used to develop, test and refine sedimentological and stratigraphic ideas and models over the years, including the principles and concepts of sequence stratigraphy. The book cliffs of utah have become the premier locality globally for field teaching of sequence stratigraphy. Some fundamental problems in outcrop sequence stratigraphy are discussed, and the following ideas are obtained. Facies analysis and sequence stratigraphic framework of upper.
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