Introduction to Sequence Stratigraphy

Development of Stratigraphy

The study of the vertical sequence of the layered rocks and the lateral variations of individual beds on a regional basis (Baars & Stevenson, 1991).

Goosenecks of the San Juan River, Paradox Basin, SE Utah. (Photo by Nassir Alnaji)

AGI's Dictionary of Geological Terms in 1976 defines stratigraphy as that branch of geology that treats the formation, composition, sequence and correlation of stratified rocks as part of the earth's crust. Sequence stratigraphy is used to interpret the origin of these stata.