Ancient seawater trapped in iron pyrite framboid (IMAGE)

DOE/Pacific Northwest National Laboratory

Ancient seawater trapped in iron pyrite framboid

Caption

Ancient seawater pockets trapped in an iron pyrite framboid, shown here, offer a new source of clues to climate change in vanished oceans and our own.

Credit

(Photo courtesy of Daniel Gregory | University of Toronto; color added by Cortland Johnson | Pacific Northwest National Laboratory)

Usage Restrictions

No restrictions.

License

Public Domain

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.