structural trap | Energy Glossary

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structural trap

1. n. [Geology]

A variety of sealed geologic structure capable of retaining hydrocarbons, such as a fault or a fold. Stratigraphic traps form where changes in rock type can retain hydrocarbons.

See: anticlinal trapanticlinefaultfault trapfoldhydrocarbonsealstratigraphic trapsubsaltsynclinetrap

Block diagram of faulted anticline.