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Details for John Valley

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John Valley John Valley
Univ. of Wisconsin
Madison, WI, USA

Session convenor: 03f

Abstracts by this author at Goldschmidt2013

Note: abstracts are only listed if one of the following email addresses was provided when the abstract was submitted: valley@geology.wisc.edu. Otherwise, try an advanced search.





Tomography at Single-Atom Scale of 207Pb and 206Pb in a 4374 Ma Zircon 03f/16:45/Th
Valley J, Ushikubo T, Cavosie A, Reinhard D, Lawrence D, Martin I, Larson D, Clifton P, Kelly T, Wilde S, Moser D & Spicuzza M

Abstracts submitted to previous conferences

Below are all abstracts at recent previous conferences in the conference archives authored by valley@geology.wisc.edu.


(2014) Early Earth
Valley J

(2014) Keynote: Lunar Zircons
Valley J, Spicuzza M & Ushikubo T

(2014) Oxygen Isotope Thermometry of Quartz Inclusions in Garnet
Quinn R, Kitajima K, Nakashima D, Spicuzza M & Valley J



(2013) B and O Isotopes as Tracers of Serpentinization along Fossil Oceanic Detachments, Troodos Ophiolite, Cyprus
Elisha B, Katzir Y, Abelson M, Agostini S, Valley J & Spikuzza M

(2013) Coupled Isotopic and Textural Evidence for the Biogenicity of 3.4 Gyrs Old Cell-Like Structures
Lepot K, Williford KH, Ushikubo T, Sugitani K, Mimura K, Spicuzza MJ & Valley JW

(2013) Formation of the IIE Non Magmatic Iron Meteorites
Van Roosbroek N, Debaille V, Goderis S, Valley J, Spicuzza M & Claeys P


(2013) Tomography at Single-Atom Scale of 207Pb and 206Pb in a 4374 Ma Zircon
Valley J, Ushikubo T, Cavosie A, Reinhard D, Lawrence D, Martin I, Larson D, Clifton P, Kelly T, Wilde S, Moser D & Spicuzza M

(2012) Micron-Scale Intrashell S18O Variation in Cultured Planktic Foraminifers
Vetter L, Kozdon R, Mora C, Eggins S, Valley J, Hoenisch B & Spero H


(2012) Reconstructing Impact Basins from ex situ Shocked Zircon
Cavosie AJ, Radovan HA, Moser DE, Barker I, Wooden J, Kitajima K & Valley JW

(2012) SIMS Carbon Isotope Analysis of Proterozoic Microfossils
Williford K, Ushikubo T, Schopf JW, Lepot K, Kitajima K & Valley J

(2012) U-Pb Age Zoning in Titanite by SIMS: New Criteria for Preservation
Bonamici C, Kozdon R, Fanning M & Valley J


(2011) In situ O & Si Isotopic Microanalysis of Diagenetic Cements: Basin Brines vs. Weathering, Low vs. High T
Pollington A, Kozdon R, Kitajima K, Strickland A & Valley J

(2011) Isotopically-Zoned Zircons: Records of Fluid/Melt Flow in the Lower Crust, Kapuskasing Uplift
Bowman J, Moser D, Valley J, Wooden J, Kita N & Mazdab F

(2011) Lunar Zircon: Primitive δ18O of Dry Evolved and Mafic Magmas
Valley J, Spicuzza M & Ushikubo T

(2011) The Origin of Naxos Migmatites: SIMS U-Pb and O Isotope Analysis of Zircon
Katzir Y, Be'eri-Shlevin Y, Wooden J, Valley J, Kitajima K & Grimes C

(2011) Transitional Oxygenation Recorded in the Paleoproterozoic Turee Creek Group, Western Australia
Williford K, Van Kranendonk M, Ushikubo T, Kozdon R & Valley J

(2011) δ18O Zoning in Eclogite Garnet
Russell A, Kitajima K, Strickland A, Medaris Jr. LG, Spicuzza M & Valley J

(2010) Analysis of Nano-Porosity in the St. Peter Sandstone Using (Ultra) Small Angle Neutron Scattering
Anovitz L, Cole D, Rother G, Valley J & Jackson A




(2010) Geochemical Evidence for Crustal Assimilation at Mid-Ocean Ridges
Wanless D, Perfit M, Ridley WI, Klein E, Wallace P, Valley J & Grimes C

(2010) Improvement of SIMS Oxygen Isotope Analyses on Magnetite
Kita NT, Huberty JM & Valley JW

(2010) Ion Microprobe Analysis of δ18O in Speleothems as a Source of Sub-Annual-Resolution Climate Records
Orland I, Bar-Matthews M, Ayalon A, Kita N & Valley J

(2010) Low δ18O(Zrc) in Plagiogranites at Oman: Evidence for Remelting
Grimes CB, Ushikubo T & Valley JW


(2010) Oxygen and Strontium Isotope Zonation in Shear Zone Garnet: Evidence for Open System Exchange
Andrews M, Baxter E, Pollington A, Spicuzza M & Valley J



(2010) Recent Progress of Small Spot Oxygen Isotope Analysis at WiscSIMS
Ushikubo T, Kita NT & Valley JW

(2010) Silician Magnetite from the Dales Gorge Banded Iron Formation
Huberty J, Konishi H, Fournelle J, Heck P, Valley J & Xu H

(2010) Sr Isotopes in Banded Iron Formation Carbonates: Disequilibrium with Ancient Seawater
Ludois J, Heimann A, Johnson C, Beard B, Valley J, Roden E, Spicuzza M & Beukes N

(2009) A Fossil Oceanic Core Complex in the Troodos Ophiolite, Cyprus: Field and Isotope Evidence
Katzir Y, Nuriel P, Abelson M, Valley JW, Matthews A, Spicuzza MJ & Ayalon A

(2009) Accurate Stable Isotope Analysis by Ion Microprobe
Valley J, Kita N, Ushikubo T, Huberty J, Kozdon R, Page Z, Heck P & Fu B

(2009) Crystal Orientation Effects on Bias of δ18O in Magnetite by SIMS
Huberty J, Kita N, Heck P, Kozdon R, Fournelle J, Xu H & Valley J



(2009) Oxygen Isotopic Ratio of Ocean Zircon
Grimes C, Ushikubo T, John B & Valley J



(2009) Tracking Fluid/Melt Flow in the Lower Crust Using Zircon Isotopic (Pb, O) Zoning, Kapuskasing Uplift
Moser DE, Bowman JR, Valley JW, Wooden JL, Kita NT & Mazdab FK


(2008) Geochemical and Isotopic Evidence for the Origin of the Boulder Batholith, Montana
Wooden J, Mazdab F, Mueller PA, Aleinikoff J, Lund K, Wiegand B, Kita N & Valley J

(2008) Imagery-Correlated High Precision Stable Isotope Analysis
Valley J, Kita N, Ushikubo T, Orland I & Kozdon R


(2008) Lithium in Jack Hills Zircon: Evidence for Extreme Weathering of Earth’s Crust at 4300 Ma
Ushikubo T, Kita NT, Cavosie AJ, Wilde SA, Rudnick RL & Valley JW


(2008) Petrogenesis of Dacites from the Southern Juan de Fuca Ridge
Perfit M, Schmitt AK, Ridley WI, Rubin K & Valley J

(2008) Polycrystalline Diamond Inclusions in Jack Hills Zircon: Carbonado?
Konishi H, Xu H, Spicuzza M & Valley J

(2008) Seasonal Climate Change as Revealed by Ion Microprobe Analysis of δ18O in Soreq Cave (Israel) Speleothems
Orland I, Bar-Matthews M, Kita N, Ayalon A, Matthews A & Valley J



(2007) Fo 99.8 Olivine in Basalts: Assimilation of Meta-Serpentinites or Oxidation of Magmatic Phenocrysts?
Blondes M, Brandon M, Reiners P, Kita N, Page FZ & Valley J

(2007) O Isotope Exchange during the Breakdown of Dolomite: An Experimental Study
Labotka T, DeAngelis M, Cole D, Fayek M, Riciputi L, Ushikubo T, Kita N & Valley J

(2007) Sub-Micrometer Size High Precision Analysis of δ18O in Zircon by SIMS
Ushikubo T, Page FZ, Kita NT, Riciputi LR & Valley JW

(2007) Sub-Micron-Scale Variations in Ti Abundance in Zircon
Hofmann AE, Cavosie AJ, Guan Y, Valley JW & Eiler JM

(2006) Co-variations of δ30Si and δ18O during contact metamorphism.
Georg B, Reynolds B, Valley J & Halliday A


(2006) Slow oxygen diffusion in zircon
Page FZ, Deangelis M, Fu B, Kita N, Lancaster P & Valley J


(2006) What have we learned from pre-4 Ga zircons ?
Valley J, Cavosie A & Wilde S



(2005) Microanalysis of Oxygen Isotopes
Valley J & Kita N






(2003) Earliest Archean Magmatic Events: Insights from Detrital Zircon Studies
Cavosie A, Wilde S, Liu D & Valley J

(2002) Direct U-Pb Dating of the Marcy Anorthosite, Adirondacks, NY, USA
Clechenko C, Valley J, Hamilton M, McLelland J & Bickford M


(2002) Implications for Sources of Jack Hills Metasediments: Detrital Chromite
Cavosie A, Valley JW, Fournelle J & Wilde SA


(2002) Oxygen Isotope Variations in Cycladic Eclogites: Assessing the Significance of Zircon Ages
Katzir Y, Bröcker M, Valley JW & Spicuzza MJ

(2002) The Impact of Last Glaciation on Volcanism in n. Pacific Arcs
Ponomareva V, Bindeman I, Fournelle J & Valley J


(2002) Zircon Evidence of the Earliest Archean Crust: 4.0-4.4 Ga
Valley JW, Cavosie A, Graham C, King E, Peck W & Wilde S