Constraints on Alpine Fault (New Zealand) mylonitization temperatures and the geothermal gradient from Ti-in-quartz thermobarometry

<p>We constrain the thermal state of the central Alpine Fault using approximately 750 Ti-in-quartz secondary ion mass spectrometer (SIMS) analyses from a suite of variably deformed mylonites. Ti-in-quartz concentrations span more than 1 order of magnitude from 0.24 to  ∼ 5&thinsp;ppm, su...

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Bibliographic Details
Main Authors: S. B. Kidder, V. G. Toy, D. J. Prior, T. A. Little, A. Khan, C. MacRae
Format: Article
Language:English
Published: Copernicus Publications 2018-09-01
Series:Solid Earth
Online Access:https://www.solid-earth.net/9/1123/2018/se-9-1123-2018.pdf