Stromatolite

Appears in2 items

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  History of the Universe1 item
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    Oldest widely accepted signs of life3.48 Ga
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  The Evolution of Life1 item
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    Strelley Pool stromatolite reef3.4 Ga

Sources

1. ArticleStromatolite reef from the Early Archaean era of Australia
2. BookLife on a Young Planet: The First Three Billion Years of Evolution on Earth