Sigsbee Knolls

salt domes, Gulf of Mexico

Learn about this topic in these articles:

In Mexico Basin
…middle of the basin, the Sigsbee Knolls form a series of hills that are believed to be reflections of underlying salt domes rising above the generally flat basin floor.
Read More
In Gulf of Mexico / Gulf of America: Physiography and geology
…of the basin rise the Sigsbee Knolls, some of which attain heights of 1,300 feet (400 meters); these are surface expressions of the buried salt domes.
Read More