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Lower mantle may be rich in silica

Ian Jackson ()
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Ian Jackson: Ian Jackson is at the Research School of Earth Sciences, Australian National University, Canberra, ACT 0200, Australia.

Nature, 2012, vol. 485, issue 7396, 51-52

Abstract: There have been conflicting claims about the composition of Earth's lower mantle. The latest Brillouin-spectroscopy data suggest that this section of the planet's interior may contain more silica than the upper mantle. See Letter p.90

Date: 2012
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DOI: 10.1038/485051a

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