Examples of Carbonate Reefs
Ü
Eniwetok Atoll
4600 feet thick
100,000 years to form at
fastest known rates
Erosion and land-plant pollen
at some levels
Ü
Buried Reefs (TX, Alberta)
Underlaid by 1000s ft of
sediments
Reefs up to 1000 ft thick, many
miles long
Evidence that reefs have
grown in place