Archaean Gallery

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Areverse fault in Proterozoic rocks along the Grinnell Glacier trail inGlacier National Park (Montan

Dales Gorge FormationThese redbeds are found in Western Australia near the northwestern corner of th

Modernstromatolites growing in Shark Bay (Western Australia).Stromatolitesare sedimentary rocks form

Oxygen and the continents: linked?First, take a deep breath. Now, look outside at the ground below y

Archaean-erarocks near Tirumala in Andhra Pradesh (India).TheArchaean follows on from the Hadean as

First manganese, then the world!The rocks you see here being sampled by Caltech grad student Jena Jo

Mount WoodringResembling a human profile staring enigmatically up into the sky, this peak in the Gra

Deformed DikesI have a long-running hypothesis that I’ve spoken of here before, and that is th

Missing half billion The first evidence of widespread oxygen in the atmosphere occurs in rocks that

The Kondyor Massif While it appears to be a volcano or a meteorite impact crater, the 10km circle on

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