Gianni Mallarino Anita Csoma

Diagenetic Controls On Reservoir Quality Course

Insights on Carbonate, Clastic, and Unconventional Reservoirs

Anita Csoma and Gianni Mallarino

Reservoir quality—the ability of rock to store and transmit fluids—is a primary control on subsurface uncertainty, risk, and economic value. This course provides a rock-based framework for evaluating how depositional fabric, burial history, fluid-rock interactions, structural processes, and diagenesis shape reservoir properties across carbonate, clastic, and unconventional systems. Learners apply a Product–Process–Prediction workflow and integrate seismic, wireline, core, petrographic, mineralogical, geochemical, and specialist datasets to identify reservoir-quality controls, select fit-for-purpose evaluation techniques, improve subsurface predictions, and support exploration, appraisal, development, and production decisions.Read more...

Who It’s For

• Petrophysicists and geophysicists
• Reservoir engineers
• Exploration and development geologists
• Reservoir quality non-specialists on asset teams

What You Will Learn

• Evaluate geological controls on reservoir quality
• Select fit-for-purpose reservoir characterization techniques
• Compare carbonate, clastic, and unconventional reservoirs
• Apply diagenetic insights to subsurface decisions

Why It Works

• Uses a Product–Process–Prediction evaluation workflow
• Integrates observations across multiple reservoir scales
• Compares three major reservoir system types
• Applies concepts through reservoir case studies

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Course contents

Chapter 1 - Introduction

Chapter 2 - Data Tools & Techniques

  • 02-01 - The Scale Challenge (12 min.) Quiz
  • 02-02 - Pre-Drill and Primary Data (33 min.) Quiz
  • 02-03 - Standard Studies (41 min.) Quiz
  • 02-04 - Specialist Studies (19 min.) Quiz

Chapter 3 - Carbonates

  • 03-01 - Carbonate Rock and Porosity Classifications (24 min.) Quiz
  • 03-02 - Environments of Deposition (15 min.) Quiz
  • 03-03 - Carbonate Diagenesis (15 min.) Quiz
  • 03-04 - Kashagan Case Study (9 min.) Quiz

Chapter 4 - Clastics

  • 04-01 - Clastic Depositional Environments (18 min.) Quiz
  • 04-02 - Clastic Rock Classification (12 min.) Quiz
  • 04-03 - Clastic Diagenesis (7 min.) Quiz
  • 04-04 - Jasmine Case Study (12 min.) Quiz

Chapter 5 - Unconventional Reservoirs

  • 05-01 - Unconventional Reservoir Geomechanical Behavior (8 min.) Quiz
  • 05-02 - Shale Composition, Diagenesis & Reservoir Quality (23 min.) Quiz
  • 05-03 - Eagle Ford Case Study (10 min.) Quiz

Chapter 6 - Reservoir Quality: Putting the Pieces Together

  • 06-01 - Course Summary (11 min.) Quiz