Metal uptake and sequestration within Southern Ocean diatom frustules: A significant sink for zinc and iron

Erin Castorina1, Ellery D Ingall2, Peter L Morton3, Mary Francis Moser McDaniel4 and Lesley A Brewer4, (1)Georgia Institute of Technology Main Campus, Atlanta, United States, (2)Georgia Institute of Technology, Atlanta, GA, United States, (3)Florida State University, Earth, Ocean and Atmospheric Science, Tallahassee, FL, United States, (4)Georgia Institute of Technology Main Campus, Atlanta, GA, United States