Marine sediment from East Arm of Great Slave Lake (IMAGE)

Georgia Institute of Technology

Marine sediment from East Arm of Great Slave Lake

Caption

1.9 billion-year-old marine sediments from the East Arm of the Great Slave Lake, Canada. Thousands of samples for this study were collected from the few places on Earth that have such remaining slivers of ancient seafloor.

Credit

Yale University / Georgia Tech: Planavsky / Reinhard

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