Large calcium isotope fractionations by zeolite minerals from Iceland

Calcium isotope ratios of Icelandic zeolites bracket those for host basalt and appear to control the Ca ratios of hydrothermal fluids and calcite, which could indicate their potential for use as a low-grade geothermometer

Bibliographic Details
Published in:Communications Earth & Environment
Main Authors: Claire J. Nelson, Andrew D. Jacobson, Gabriella D. Kitch, Tobias B. Weisenberger
Format: Article in Journal/Newspaper
Language:English
Published: Nature Portfolio 2021
Subjects:
geo
envir
Iceland
Online Access:https://doi.org/10.1038/s43247-021-00274-9
https://doaj.org/article/1dda91d158104592948494c4b5567473
Description
Summary:Calcium isotope ratios of Icelandic zeolites bracket those for host basalt and appear to control the Ca ratios of hydrothermal fluids and calcite, which could indicate their potential for use as a low-grade geothermometer

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