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The ethmoid bone contains a superior projection called the crista galli.
Subsurface Oil
Oil deposits located beneath the surface of the Earth, typically extracted through drilling operations.
Overthrust Belt
A region in the earth's crust where large areas of rock have been moved over one another typically due to compressional forces.
Anticline
A type of fold that is convex up and has its oldest beds at its core, often associated with the trapping of petroleum.
Green River Basin
A major river basin in the western United States, known for its significant deposits of oil shale and natural gas.