The Hadean Eon, Earth's first geological period, remains shrouded in mystery due to scarce rock records. However, Québec's ...

The oldest terrestrial materials ever dated by scientists are extremely rare zircon minerals that were discovered in western ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

Our planet has been asteroid-smashed, melted and eroded, enough that most of its original armor has been long buried. Except ...

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Rocks older than 4.03 billion years could shed light on Earth's earliest geological history, but they're incredibly rare.

Gray rocks uncovered in northern Nunavik, Quebec, Canada may be the ultimate primordial find. The stones date back 4.16 ...

Scientists agreed the rocky outcrops in a remote part of Quebec, Canada, were ancient. But were they really Earth’s oldest?

Two different testing methods found that rocks from an area called the Nuvvuagittuq Greenstone Belt in northern Quebec date ...

Canadian scientists found the oldest known rocks on Earth - dating back 4.16 billion years - shedding light on our planet’s ...

Discover how scientists found and dated the oldest rocks on the planet, and why studying them can help explain how life on ...

Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...