Helen Williams
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archean felsic volcanic rocks
Greenland’s Rocks Contain Hints of a Magma Ocean on Baby Earth
The ancient Isua rock in Greenland.Photo: Hanika Rizo Billions of years ago, parts of Greenland were a molten sea, a…
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The ancient Isua rock in Greenland.Photo: Hanika Rizo Billions of years ago, parts of Greenland were a molten sea, a…
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