ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Although the composition of the upper continental crust is established reasonably well by direct observations, the composition of the lower crust remains uncertain. Xenoliths derived from lower crustal depths by kimberlite magmas provide one of the few direct means of sampling the lower crust, as ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/300166a0
Permalink