Author

Felix Callaghan

Felix Callaghan is a petroleum geologist with an oil and gas exploration company. He interprets well logs and core samples for exploration teams, working on sedimentary basins and subsurface resources. He has worked in geological exploration for 15 years and has a master’s degree in geological sciences. Callaghan lives near field operations, spending his working time examining rock strata and reservoir data.

Why Is Oil Not a Mineral? The Scientific Explanation
Does Oil Regenerate? The Science of Oil Formation
Where Does Oil Come From? Debunking the Dinosaur Myth
What Is an Aquiclude? Definition and Key Properties
What is a Lacustrine Environment?
Is Oil Actually a Fossil Fuel?
Is Oil Still Being Formed Today?
Why Does the Middle East Have So Much Oil?
What Is a Gas Well and How Does It Produce Natural Gas?
What Are Gas Hydrates and Why Do They Matter?
Is Earth Running Out of Helium?
What Is a Passive Margin and How Does It Form?
What Occurs During the Process of Rifting?
What Is the Difference Between Oil Sands in Utah and Alberta?
What Is a Rift Basin? Formation, Structure, and Resources
What Was the Iron Catastrophe and Why Did It Matter?
What Is Tight Oil and How Is It Extracted?
Why Does Oil Shoot Out of the Ground?
What Is a Basin in Geology and How Do They Form?
What Is Hydrothermal Metamorphism?
How Deep Does Fracking Go? From Surface to Shale
What Are Tar Sands and Oil Shale?
What Is a Curve Number in Hydrology?
Can Fracking Cause Sinkholes? The Science Explained
How Does Water Affect Metamorphic Processes?
How Does Cementation Lead to Lithification?
Why We Will Never Run Out of Oil
Is There Oil in Iowa? The Geological and Historical Verdict
What Is the Resulting Strain Produced by Tensional Stress on a Rock?
How Are Groundwater Supplies Initially Impacted During a Drought?