The effect of shell secretion rate on Mg / Ca and Sr / Ca ratios in biogenic calcite as observed in a belemnite rostrum

Isotopic ratios and concentrations of the alkaline earth metals Mg and Sr in biogenic calcite are of great importance as proxies for environmental parameters. In particular, the Mg / Ca ratio as a temperature proxy has had considerable success. It is often hard to determine, ho...

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Bibliographic Details
Main Authors: C. V. Ullmann, P. A. E. Pogge von Strandmann
Format: Article
Language:English
Published: Copernicus Publications 2017-01-01
Series:Biogeosciences
Online Access:http://www.biogeosciences.net/14/89/2017/bg-14-89-2017.pdf