Hydrocarbon Exploration

What is a reflector?

A seismic reflector is a boundary between beds of different properties. There may be a change of lithology (rock type) or fluid fill from Bed 1 to Bed 2.

These property changes cause some sound waves to be reflected towards the surface.

There are many reflectors on a seismic section. Major changes in properties usually produce strong, continuous reflectors as shown by the red arrow in the image above.

For more information on seismic reflections see the anatomy of seismic section.

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