Earliest evidence of a meteorite hitting Earth found in Australia –

The evidence was found in a group of sedimentary and volcanic rocks in Western Australia

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The oldest evidence of a meteorite impact on Earth has been found in Western Australia, inside a group of sedimentary and volcanic rocks called the Dresser Formation.

It is difficult to find and date old rocks on Earth because the constant geological and biological activity wears down the planet’s crust. “If we go back about 3.5 billion years, there is only a very, very small percentage of the earth’s crust that is of that age,” …

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