Dawn Tobey
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1st Class Honours
B.Sc. (Honours) Thesis
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聽聽聽聽聽聽聽聽聽聽聽 This thesis interprets the sequence stratigraphy and depositional history of the lower Banquereau Formation through describing and interpreting the internal geometry of an interval of clinoforms.聽 Previous studies have described the lithology of the Banquereau Formation to be an overall coarsening upward sequence of mostly mudstone with minor amounts of siltstone and sandstone in downlapping and prograding sequences.聽 Sequence stratigraphy interpretations聽 integrated with high resolution reflection mapping allows for the creation of a depositional model of the offshore Nova Scotia from the Late Cretaceous to early Quaternary.聽 These interpretations provide an in-depth understanding of the internal structure of the prograding sequences at a level of detail not previously known for the Banquereau Formation.聽 Interpretation of seismic data demonstrates that clinoforms prograded to the southeast to combine with the shelf edge during the later periods represented by the thesis data.聽 The seismic data of this thesis several eroded sequences which allows for the creation of an overall relative sea level聽 curve for the area which does not take into account sequence scale sea level changes.
Keywords:
Pages: 60
Supervisor: Grant Wach