Oxygen isotopes in mantle and crustal magmas as revealed by single crystal analysis

I Bindeman - Reviews in Mineralogy and Geochemistry, 2008 - pubs.geoscienceworld.org
Oxygen is the most abundant element in the Earth's crust, mantle, and fluids and therefore its
isotopic composition provides robust constraints on magma genesis. Application of oxygen …

[HTML][HTML] Low-δ18O silicic magmas on Earth: A review

J Troch, BS Ellis, C Harris, O Bachmann… - Earth-Science …, 2020 - Elsevier
Silicic magmas play an important role in the formation of continental crust and are
responsible for some of the most hazardous volcanic eruptions on the planet. Low-δ 18 O …

How important is the role of crystal fractionation in making intermediate magmas? Insights from Zr and P systematics

CTA Lee, O Bachmann - Earth and Planetary Science Letters, 2014 - Elsevier
Most magmatism on Earth forms by direct melting of the mantle, generating basalts at the
low silica end of the terrestrial compositional spectrum. However, most subduction zone …

A Neoproterozoic low-δ18O magmatic ring around South China: Implications for configuration and breakup of Rodinia supercontinent

H Zou, QL Li, L Bagas, XC Wang, AQ Chen… - Earth and Planetary …, 2021 - Elsevier
Abstract We report Neoproterozoic (ca. 785-780 Ma) granites from the western margin of the
Yangtze Block that are characterised by magmatic zircons with δ 18 O values as low as …

High precision SIMS oxygen isotope analysis and the effect of sample topography

NT Kita, T Ushikubo, B Fu, JW Valley - Chemical Geology, 2009 - Elsevier
We have developed highly precise and accurate in situ SIMS stable isotope analytical
protocols using the IMS-1280 at the University of Wisconsin, through careful tuning of the …

Rhyolites and their source mushes across tectonic settings

O Bachmann, GW Bergantz - Journal of Petrology, 2008 - academic.oup.com
Evolved magmas, including highly explosive rhyolites, are mainly generated by extraction of
viscous melts from solid residues either in (1) partial melting zones within the crust …

Trace element composition of igneous zircon: a thermal and compositional record of the accumulation and evolution of a large silicic batholith, Spirit Mountain …

LL Claiborne, CF Miller, JL Wooden - Contributions to Mineralogy and …, 2010 - Springer
Abstract Hafnium, U, Th, and REE content of zircons from the Spirit Mountain batholith in
southern Nevada correlate with calculated temperatures from the Ti-in-zircon thermometer to …

Determining high precision, in situ, oxygen isotope ratios with a SHRIMP II: Analyses of MPI-DING silicate-glass reference materials and zircon from contrasting …

RB Ickert, J Hiess, IS Williams, P Holden, TR Ireland… - Chemical …, 2008 - Elsevier
The development of new techniques and instrumentation on the ANU SHRIMP II ion
microprobe has made it possible to measure the oxygen isotope ratios of insulating and …

[PDF][PDF] In situ oxygen isotope geochemistry by ion microprobe

JW Valley, NT Kita, M Fayek - … ion mass spectrometry in the earth …, 2009 - geology.wisc.edu
High precision and accuracy with in situ analysis has been a “holy grail” for generations of
stable isotope geochemists who employed a range of strategies for separation of …