ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The residence times of thorium, uranium and lead in the upper mantle are estimated at ∼600 Myr, and should be similar for related elements that are strongly concentrated in the continental lithosphere. Their upper mantle abundances are close to steady state and are mostly supported by ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/316778a0
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