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Science Briefing

Ancient bedrock found in Quebec

September 27, 2008|From Times Staff and Wire Reports

A traveler walking along the eastern bank of Hudson Bay in northern Quebec can stand on the oldest bedrock known on Earth.

This section of the planet's crust may be as much as 4.28 billion years old, researchers Jonathan O'Neil of McGill University and Richard Carlson of the Carnegie Institution reported Friday in the journal Science.

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