Core Display: Sedimentology and Diagenesis of the Lower Cretaceous Minagish Formation: Core-Based Insights into Reservoir Heterogeneity

7-9 April 2026, Kuwait City

Core Display Leaders

Laura Galluccio

Laura Galluccio is a carbonate geologist with 20 years experience in carbonate geology. Her expertise encompasses carbonate sedimentology, diagenesis, and reservoir quality characterisation in both conventional and unconventional reservoirs. She is Technical Lead of the Carbonate Team and Regional Manager at Badley Ashton, where she oversees technical delivery and supports regional business development. Laura has extensive international experience, having worked on projects across the Middle East, the United States, Europe, and Africa. In addition to her industry roles, she serves on the Editorial Board of Petroleum Geoscience and is a course instructor for the European Association of Geoscientists and Engineers (EAGE).

Alexandre Lettéron

Alexandre Lettéron is a carbonate sedimentologist with 12 years of industry and consulting experience. He holds a PhD from Aix-Marseille University and IFP Energies nouvelles (IFPEN), France. He began his career working on lacustrine systems before joining TotalEnergies, where he developed and patented an integrated workflow for carbonate exploration in frontier areas. Currently based in Abu Dhabi with Badley Ashton, he integrates sedimentology, stratigraphy, petrography and multi-source datasets to assess reservoir quality, constrain its spatial distribution, and reduce uncertainty. He has worked on the characterisation of geological formations across the Middle East, Western Europe, North Africa, and North America.

Core Display Overview

This core workshop offers the exceptional opportunity to examine core material from the Lower, Middle and Upper Minagish Members, thereby capturing the vertical sedimentological variability and diagenetic imprint across the entire stratigraphic interval. The session will provide participants with first-hand experience in understanding core data that underpin reservoir characterisation efforts in this key regional carbonate system.

Uniquely, this workshop will feature core sections from both the Upper and Lower Minagish Members—intervals that are rarely studied in such settings due to the industry’s traditional focus on the Middle Member. This broader scope will allow participants to explore the full range of depositional environments, facies distributions, and diagenetic overprints that control reservoir quality across the formation. 

The proposed format represents an immersive learning experience through direct examination of high-quality core material, supported by expert guidance and structured discussion.


Workshop Agenda

Day 1 (April 7th – 2 hours): Facies Analysis and Sedimentological Interpretation

• Introduction to the workshop objectives and overview of the core layout.

• Participants will work in small groups to characterise facies and interpret depositional environments from the displayed cores.

• Detailed core descriptions will be provided to support and guide the exercise.

• Workshop leaders will offer structured guidance throughout the session to assist with facies identification and interpretation.

• The session will conclude with an interactive plenary discussion to compare group observations and synthesise depositional models.

• A summary presentation will outline the depositional architecture and heterogeneity of the three Minagish Members.


Day 2 and Day 3 (April 8th & 9th - full day sessions): Guided Core Review and Reservoir Implications

• Participants will have the opportunity to revisit the cores and examine in detail the facies and stacking patterns identified on Day 1.

• Workshop instructors will provide continuous guidance and lead discussions focusing on the reservoir quality implications of the observed facies and stratigraphic architecture.


Conclusion

This workshop provides a valuable opportunity to examine one of the region’s most productive yet comparatively under represented carbonate formations. Over the three days, participants will develop practical skills in core description, facies analysis, and depositional interpretation, and will gain insights directly applicable to reservoir characterisation and modelling.

Acknowledgements

We would like to sincerely thank Kuwait Oil Company (KOC) for granting permission to display the core and present the work conducted at this conference.

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