Abstract: Total iron content of bulk dust (i.e., mineral aerosols) samples of southernmost Patagonia (53.79ºS, 67.75ºW). The purpose of this dataset is to analyze the impact of dust deposition on South Atlantic Ocean biogeochemistry. Other Description: Cosentino, N. J., Ruiz-Etcheverry, L. A., Bia, G. L., Simonella, L. E., Coppo, R., Torre, G., et al. (2020). Does satellite chlorophyll-a respond to southernmost Patagonian dust? A multi-year, event-based approach. Journal of Geophysical Research: Biogeosciences, 125, e2020JG006073. https://doi.org/10.1029/2020JG006073