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Science 13 January 2006:
Vol. 311. no. 5758, p. 177
DOI: 10.1126/science.1118420
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Technical Comments

Response to Comment on "Iron Isotope Constraints on the Archean and Paleoproterozoic Ocean Redox State"

Olivier J. Rouxel

Marine Chemistry and Geochemistry Department,
Woods Hole Oceanographic Institution,
Woods Hole, MA 02543, USA.

Andrey Bekker

Geophysical Laboratory, Carnegie
Institution of Washington, 5251 Broad Branch Road,
NW, Washington, DC 20015, USA.

Katrina J. Edwards

Geomicrobiology
Group, Woods Hole Oceanographic Institution,
Woods Hole, MA 02543, USA.


Figure 1 Fig. 1. Plot of {delta}56Fe values of black shale matrix versus {delta}56Fe values of associated pyrite nodules (1, 17). Black shale matrix was extracted from the area adjacent to pyrite nodules. [View Larger Version of this Image (18K GIF file)]
 

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