Catastrophes and Prehistory

the Gulf of Mexico
owes its doubly arced shape to the K-T impact shockwave. ...



... there appears to be a gravitational anomaly (party dress pink) arc ... on the floor of the Atlantic Ocean off Florida ... which centers on the impact crater, as do several arcs in the Gulf of México. In fact, features such as the Alacrán Reef and Florida appear to be parts of the extended structure of the complex crater. The Blake Nose drill sites for cores of the K-T boundary are on the pink arc on the Atlantic side of Florida. ... This