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Banded iron formation exposure 2.722 billion years old

View on map:47.820778°N 92.236619°W

Comments


Banded Iron
47.820759°N 92.236594°W
The outcrop shows extensive folds.

Description


Banded iron formation

Banded iron formations (also known as banded ironstone formations or BIFs) are distinctive units of sedimentary rock that are almost always of Precambrian age.

References

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