ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The sedimentary rocks of the 350 X 200 km Witwatersrand basin (Fig. 1) lie unconformably on a 〉3.1-Gyr-old4 granite-greenstone basement. Basement granitic magmatism continued during basin filling (3.1-2.7 Gyr ago)4. The basin fill comprises sedimentary and lesser volcanic material of the Archaean ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/386820a0
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