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LiveScience
LiveScience
Ben Turner

Rocks in Canada may be oldest on Earth, dating back 4.16 billion years

A close-up of brown, gray, and black striations on a rock formation.

An obscure rock formation on the eastern shore of Canada's Hudson Bay may contain the oldest known rocks on Earth, a new study claims.

The analysis dated the site's streaky gray rocks, part of an outcrop called the Nuvvuagittuq Greenstone Belt, to 4.16 billion years ago — meaning they're remnants from our 4.57 billion-year-old planet's earliest crust.

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