Pulse Brain · Growing Health Evidence Index
Tier 3 — Observational / field trialPeer-reviewed

Radiogenic isotopes record a ‘drop in a bucket’ – A fingerprint of multi-kilometer-scale fluid pathways inferred to drive fault-valve behavior

Randolph T. Williams, Brian L. Beard, Laurel B. Goodwin, Warren D. Sharp, Clark M. Johnson, Peter S. Mozley

Journal of Structural Geology · 2018

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Summary

This paper employs radiogenic isotope geochemistry to fingerprint long-distance fluid migration pathways within fault systems, as suggested by the title and Journal of Structural Geology context. The authors infer from isotopic evidence that fault zones operate as dynamic conduits for deep crustal fluids, with episodic pressure release driving fault-valve behaviour. The isotopic 'fingerprint' approach offers a novel tracer method for reconstructing paleo-fluid flow over multi-kilometre scales in structural geology.

UK applicability

This work is primarily relevant to structural geology and fault mechanics research rather than agricultural or food systems science. Its applicability to UK practice would be limited to academic research in geoscience departments studying subsurface fluid dynamics and fault mechanics.

Key measures

Radiogenic isotope ratios (as suggested by title); fault-valve behaviour signatures

Outcomes reported

The study used radiogenic isotope signatures to trace multi-kilometre-scale fluid pathways through fault zones and infer mechanisms of episodic fluid release during fault rupture events.

Theme
General food systems / other
Subject
Other / interdisciplinary
Study type
Research
Study design
Laboratory / in vitro
Source type
Peer-reviewed study
Status
Published
Geography
United States
System type
Other
DOI
10.1016/j.jsg.2018.07.023
Catalogue ID
BFmor3gfpg-jry5h3

Topic tags

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