ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Initial 143Nd/144Nd determined for major rock types of the basement underlying the Rocky Mountains in Colorado indicate that this segment of continental crust was formed from a homogeneous and previously depleted source material in the upper mantle 1,800 Myr ago and ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/291193a0