ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Some sedimentary iron carbonates have been found to be unusually rich in 13C. Weber et al.2 determined the stable carbon isotopic ratios of about sixty-five diagenetic siderite nodules in Allegheny Group sediments (Pennsylvanian of central and western Pennsylvania). These were classified as marine, ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/235098a0
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