Cross section of bamboo coral from Davidson Seamount that was sampled for lead-210 dating. The series of holes followed circular patterns that could be seen in the growth structure of the cross section. Age was determined based on the decay of lead-210 from the edge to near the center. Image courtesy of A. Andrews/MLML.
Related Links
Davidson Seamount: Exploring Ancient Coral Gardens
Davidson Seamount: Exploring Ancient Coral Gardens: Coral Ageing
