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Oldest Earth Mantle Reservoir Discovered
August 11, 2010
WASHINGTON, Aug. 11 -- The National Science Foundation issued the following news release:

Researchers have found a primitive Earth mantle reservoir on Baffin Island in the Canadian Arctic. Geologist Matthew Jackson and his colleagues from a multi-institution collaboration report the finding--the first discovery of what may be a primitive Earth mantle--this week in the journal Nature.

The Earth's mantle is a rocky, solid shell that is between the Earth's cr . . .

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