The Geological Society of America

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Extraterrestrial demise of banded iron formations 1.85 billion years ago
Slack,John F. et al.
Geology(2009), 37 (11):1011
http://dx.doi.org/10.1130/G30259A.1

The Geological Society of America
The Geological Society of America
GeoScienceWorld
GeoScienceWorld