Universidade Fernando Pessoa

Porto, Portugal

Systemic Stratigraphy Seminar

EXERCISES

Exercise n°1

Take into account:            

- High resolution seismic data.
- Coastal plain deposition:
          Point Bar, Oxbow lake, Abandonment shales, etc..
- Deposition and erosion.
- Short deposition hiatus.
- Geometrical relationships:


            Onlap..............Toplap............Downlap
            Truncation........Paraconformities.

Exercise n°2

Take into account:

- Perisutural basin.
- Old back-arc basin.
- Tectonic inversion.
- Unconformity SB. 39.5 Ma.
- Continental Encroachment Stratigraphic Cycle.
- Geometrical relationships.
- Reverse faults.
- Fault dip and Lithological changes.

Exercise n°3

Take into account:

- Meso-Cenozoic megasuture. Perisutural basin.
- Fordeep basin and back-arc basin.
- Tectonic regimes.
- Apparent downlap and truncation.
- Marine potential source rocks.

Exercise n°4

Take into account:

- Episutural basin.
- Unconformities and Enhanced Unconformities.
- Apparent downlap and truncation.
- Tectonic regimes. Tectonic inversion.

Exercise n°5

Take into account:

- Continental margin divergent.
- Post-Pangea. Continental Encroachment Cycle.
- Transgressive and Regressive Phases.
- Potential marine source rocks.
- Major SRL falls: SB. 3.8, SB. 5.5, S. 10.5 Ma.

Exercise n°6

Take into account:

- Geometrical relationships. Unconformities.
- Internal configuration. Sediment transportation.
- Salt Tectonics.
- Basin type-mediterranen. Divergent margin.

Exercise n°7

Take into account:

- Geometrical relationships. Unconformities.
- Fold belt. Reverse faults.
- Detachment surfaces.
- Tectonic regimes. Relative ages.

Exercise n°8

Take into account:

- Divergent margin.
- Marine potential source rocks.
- RSL changes and unconformities.
- Oblique and sigmoidal progradations.

Exercise n°9

Take into account:

- Back-arc basin.
- Deltaic environment. Environmental interpretation.
- Depositional Coastal Break. Shelf Break.
- Progradations versus Aggradation.
- Basin floor fans. Paleowater depth.

Exercise n°10

Take into account:

- Divergent margin. Unconformities.
- Continental Encroachment Phases.
- Coastal Aggradation and Encroachment.
- Shelf break progradation. Paleowater depth.
- Turbidites. Basin floor fans.

Exercise n°11

Take into account:

- Divergent margin. Unconformities. Lithology.
- Continental Encroachment Phases. Progradations dips.
- Coastal Aggradation and Encroachment.
- Shelf break progradation. Paleowater depth.

Exercise n°12

Take into account:

- Basin type-mediterranean. Unconformities.
- Continental Encroachment Phases.
- Potential marine source rocks. Maturation.
- Shelf breal progradation. Paleowater depth.
- Turbidites. Bains floor fans. Stratigraphic signature.

Exercise n°13

Take into account:

- Potential marine source rocks. Maturation.
- Shelf break progradation. Paleowater depth.
- Condensed sections. Turbidites. Basin floor fans.
- Salt tectonics. Reefal build-up.

Exercise n°14

Take into account:

- Deep water environments. Salt tectonics.
- Unconformities. Sequence cycles. Systems tracts.
- Salt welds. Salt faults. Lithological predictions.

Exercise n°15

Take into account:

- Shallow water environment. Deltaic progradation.
- Sigmoidal and oblique progradation.
- Relative sealevel changes.
- Salt welds. Salt faults.
- Lithological predictions.

Exercise n°16

Take into account:

- Basin type mediterranean.
- Sigmoidal and oblique progradation.
- Relative sealeve changes. Unconformities.
- Salt welds. Salt faults.
- Lithological predictions. Marine source rocks.

Exercise n°17

Take into account:

- Geometrical relationships.
- Internal configurations (sigmoidal/oblique).
- Sealevel falls. Progradational geometry.
- Potential turbiditic reservois.

Exercise n°18

Take into account:

- Continental margin divergent.
- Maximum flooding surface. Potential marine source rocks.
- Major relative sealevel falls.
- Potential turbiditic reservois.

Exercise n°19

Take into account:

- Back-arc basin. Compressional Tectonic Regimes.
- Geometrical relationships. Tectonic inversions.

Exercise n°20

Take into account:

- Back-arc basin. Compressional Tectonic Regimes.
- Shale tectonics. Fish-tail structures.

Exercise n°21

Take into account:

- Local compressional regime. Listric faults (listron).

Exercise n°22

Take into account:

- Maximum flooding surface. Potential source rocks. Trapping.

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