Fortuitous Meteorite Strike Brought Metals to Earth

International Business Times reported a new study has found support for the theory that a large meteorite struck the earth leaving metals like tungsten.

The market news is quoted as saying,

The ancient rock samples from Greenland contained a marginally higher ratio of the tungsten isotope 182W compared to more modern rock. Tungsten 182 was produced only in the first 50 million years of the solar system, signifying that meteor shower had altered the composition of Earth’s surface.

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