Geochemical clues suggest that some rocks from Hawaii, Samoa may contain material formed during the planet’s birth

A fountain of lava erupts from Hawaii's Kilauea Iki crater on Dec. 5, 1959. Two rock samples from this eruption contain geochemical anomalies that could date back 4.5 billion years, shortly after the Earth first formed. Credit: USGS/J.P. Eaton

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