ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] RADIOACTIVE age determinations are usually made on the separated mineral components of a rock rather than on the whole rock itself, and the age of emplacement of the latter, regarded as the time at which the various radioactive elements first became fixed into different mineral species, is then ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/186702a0
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