C. Johnson

发表

Fe atom exchange between aqueous Fe2+ and magnetite.

R. Handler, C. Gorski, M. Scherer, 2012, Environmental science & technology.

Tracking Open-system Differentiation during Growth of Santa María Volcano, Guatemala

N. Rogers, B. Jicha, B. Singer, 2011 .

Low temperature, non-stoichiometric oxygen-isotope exchange coupled to Fe(II)–goethite interactions

K. Rosso, M. Scherer, J. Valley, 2015 .

Pleistocene to Holocene Growth of a Large Upper Crustal Rhyolitic Magma Reservoir beneath the Active Laguna del Maule Volcanic Field, Central Chile

B. Jicha, B. Singer, B. Beard, 2017 .

Kinetic and equilibrium Fe isotope fractionation between aqueous Fe(II) and Fe(III)

S. Welch, B. Beard, C. Johnson, 2002 .

Ancient geochemical cycling in the Earth as inferred from Fe isotope studies of banded iron formations from the Transvaal Craton

N. Beukes, B. Beard, C. Johnson, 2003 .

Iron isotope fractionation between aqueous ferrous iron and goethite

R. Handler, M. Scherer, A. Czaja, 2010 .

Contrasting particle size distributions and Fe isotope fractionations during nanosecond and femtosecond laser ablation of Fe minerals: Implications for LA-MC-ICP-MS analysis of stable isotopes

Huifang Xu, B. Beard, C. Johnson, 2017 .

Iron Distribution in Size‐Resolved Aerosols Generated by UV‐Femtosecond Laser Ablation: Influence of Cell Geometry and Implications for In Situ Isotopic Determination by LA‐MC‐ICP‐MS

J. Schauer, A. Czaja, B. Beard, 2014 .

Iron isotope composition of particles produced by UV-femtosecond laser ablation of natural oxides, sulfides, and carbonates.

J. Schauer, A. Czaja, H. Konishi, 2013, Analytical chemistry.

Analytical Perspectives on Prehistoric Migration: A Case Study From East-Central Arizona

T. Price, J. Ezzo, C. Johnson, 1997 .

Iron isotopes constrain biologic and abiologic processes in banded iron formation genesis

E. Roden, N. Beukes, B. Beard, 2008 .

Smaller, better, more: Five decades of advances in geochemistry

H. McSween, S. McLennan, R. Summons, 2013 .

Consecutive Fe redox cycles decrease bioreducible Fe(III) and Fe isotope fractionations by eliminating small clay particles

E. Roden, Huifang Xu, P. Cappellen, 2021 .

Iron Isotope Fractionations Reveal a Finite Bioavailable Fe Pool for Structural Fe(III) Reduction in Nontronite.

E. Roden, P. Van Cappellen, Weiqiang Li, 2016, Environmental science & technology.

Iron isotopes constrain the pathways and formation mechanisms of terrestrial oxide concretions: A tool for tracing iron cycling on Mars?

W. T. Parry, J. Bowman, M. Chan, 2006 .

Near Equilibrium 13C18O Bonding During Inorganic Calcite Precipitation Under Chemo‐Stat Conditions

C. Romanek, Huifang Xu, J. Eiler, 2018 .

Fe, C, and O isotope compositions of banded iron formation carbonates demonstrate a major role for dissimilatory iron reduction in ~2.5 Ga marine environments

E. Roden, J. Valley, N. Beukes, 2010 .

Atom exchange between aqueous Fe(II) and goethite: an Fe isotope tracer study.

R. Handler, M. Scherer, B. Beard, 2009, Environmental science & technology.

U–Th–Pb isotope data indicate phanerozoic age for oxidation of the 3.4 Ga Apex Basalt

Weiqiang Li, B. Beard, C. Johnson, 2012 .

Biogeochemical cycling of iron in the Archean–Paleoproterozoic Earth: Constraints from iron isotope variations in sedimentary rocks from the Kaapvaal and Pilbara Cratons

H. Ohmoto, B. Beard, C. Johnson, 2005 .

Comment on “Heavy iron isotope composition of granites determined by high resolution MC-ICP-MS”, by F. Poitrasson and R. Freydier [Chem. Geol. 222 132–147]

B. Beard, C. Johnson, 2006 .

Stable iron isotope fractionation between aqueous Fe(II) and model Archean ocean Fe–Si coprecipitates and implications for iron isotope variations in the ancient rock record

E. Roden, B. Beard, C. Johnson, 2012 .

Large‐scale crust formation and lithosphere modification beneath Middle to Late Cenozoic calderas and volcanic fields, western North America

C. Johnson, 1991 .

Early Archean biogeochemical iron cycling and nutrient availability: New insights from a 3.5 Ga land-sea transition

E. Roden, A. Czaja, M. V. Van Kranendonk, 2022, Earth-Science Reviews.

Effect of organic C on stable Fe isotope fractionation and isotope exchange kinetics between aqueous Fe(II) and ferrihydrite at neutral pH

Drew E. Latta, M. Scherer, Zhe Zhou, 2020 .

Iron isotope exchange and fractionation between hematite (α-Fe2O3) and aqueous Fe(II): A combined three-isotope and reversal-approach to equilibrium study

B. Beard, C. Johnson, O. Nebel, 2019, Geochimica et Cosmochimica Acta.

Oncoidal granular iron formation in the Mesoarchaean Pongola Supergroup, southern Africa: Textural and geochemical evidence for biological activity during iron deposition

J. Gutzmer, A. Czaja, C. Johnson, 2017, Geobiology.

Silicon isotope fractionation during microbial reduction of Fe(III)-Si gels under Archean seawater conditions and implications for iron formation genesis

E. Roden, B. Beard, C. Johnson, 2016 .

Abiologic silicon isotope fractionation between aqueous Si and Fe(III)–Si gel in simulated Archean seawater: Implications for Si isotope records in Precambrian sedimentary rocks

E. Roden, B. Beard, C. Johnson, 2016 .

Atom exchange between aqueous Fe(II) and structural Fe in clay minerals.

K. Rosso, A. Neumann, M. Scherer, 2015, Environmental science & technology.

Biologically recycled continental iron is a major component in banded iron formations

Weiqiang Li, B. Beard, C. Johnson, 2015, Proceedings of the National Academy of Sciences.

A redox-stratified ocean 3.2 billion years ago

N. Beukes, Weiqiang Li, B. Beard, 2015 .

Iron isotope fractionation between aqueous Fe(II) and goethite revisited: New insights based on a multi-direction approach to equilibrium and isotopic exchange rate modification

M. Scherer, B. Beard, C. Johnson, 2014 .

Iron isotope geochemistry of biogenic magnetite-bearing sediments from the Bay of Vidy, Lake Geneva

E. Roden, J. Loizeau, B. Beard, 2013 .

Stable iron isotope fractionation between aqueous Fe(II) and hydrous ferric oxide.

E. Roden, B. Beard, C. Johnson, 2011, Environmental science & technology.

Stable Fe isotope fractionations produced by aqueous Fe(II)-hematite surface interactions

E. Roden, B. Beard, C. Johnson, 2010 .

Influence of pH and dissolved Si on Fe isotope fractionation during dissimilatory microbial reduction of hematite

E. Roden, B. Beard, C. Johnson, 2009 .

The role of volatile exsolution and sub-solidus fluid/rock interactions in producing high 56Fe/54Fe ratios in siliceous igneous rocks

B. Beard, C. Johnson, A. Heimann, 2008 .

The effects of metamorphism on O and Fe isotope compositions in the Biwabik Iron Formation, northern Minnesota

J. Valley, B. Beard, C. Johnson, 2008 .

The mechanisms of iron isotope fractionation produced during dissimilatory Fe(III) reduction by Shewanella putrefaciens and Geobacter sulfurreducens

E. Roden, H. A. Crosby, B. Beard, 2007 .

Isotopic evidence for iron mobilization during Paleoproterozoic lateritization of the Hekpoort paleosol profile from Gaborone, Botswana

J. Gutzmer, H. Ohmoto, N. Beukes, 2007 .

The effect of early diagenesis on the Fe isotope compositions of porewaters and authigenic minerals in continental margin sediments

J. McManus, B. Beard, C. Johnson, 2006 .

Letter. Iron isotope exchange kinetics at the nanoparticulate ferrihydrite surface

B. Beard, C. Johnson, R. Poulson, 2005 .

Mobility of Bell Beaker people revealed by strontium isotope ratios of tooth and bone: a study of southern Bavarian skeletal remains

Gisela Grupe, T. Douglas Price, T. Price, 1997 .

Residential Mobility in the Prehistoric Southwest United States: A Preliminary Study using Strontium Isotope Analysis

T. Price, J. Ezzo, J. Burton, 1994 .

Biogeochemical Cycling of Iron Isotopes

B. Beard, C. Johnson, 2005, Science.

Hafnium isotope evidence for the origin of Cenozoic basaltic lavas from the southwestern United States

B. Beard, C. Johnson, 1997 .

Isotopic and trace element constraints on the petrogenesis of lavas from the Mount Adams volcanic field, Washington

W. Hildreth, J. Valley, B. Jicha, 2009 .

Discriminating assimilants and decoupling deep- vs. shallow-level crystal records at Mount Adams using 238U–230Th disequilibria and Os isotopes

W. Hildreth, B. Jicha, B. Singer, 2009 .

Capture of high-altitude precipitation by a low-altitude Eocene lake, western U.S.

A. Carroll, C. Chamberlain, A. Doebbert, 2008 .

Experimental determination of Fe isotope fractionation between aqueous Fe(II), siderite and “green rust” in abiotic systems

B. Beard, C. Johnson, René A. Wiesli, 2004 .

Overview and general concepts

F. Albarède, B. Beard, C. Johnson, 2004 .

Geochemistry of non-traditional stable isotopes

F. Albarède, C. Johnson, B. Beard, 2004 .

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

W. Sharp, L. Goodwin, B. Beard, 2019, Journal of Structural Geology.

Provenance of Jurassic Tethyan sediments in the HP/UHP Zermatt-Saas ophiolite, western Alps

L. Baumgartner, B. Beard, C. Johnson, 2005 .

Mesozoic and Cenozoic contributions to crustal growth in the southwestern United States

C. Johnson, 1993 .

The Sandvik peridotite, Gurskøy, Norway: Three billion years of mantle evolution in the Baltica lithosphere

B. Beard, C. Johnson, T. Lapen, 2009 .

Not so fast: Contrasting timescales of crystallization and magma storage beneath the Aleutian Island arc

B. Jicha, B. Singer, B. Beard, 2005 .

Os and U–Th isotope signatures of arc magmatism near Mount Mazama, Crater Lake, Oregon

C. Bacon, C. Johnson, S. Shirey, 2016 .

Tracing changes in mantle and crustal influences in individual cone-building stages at Mt. Shasta using U–Th and Sr isotopes

B. Beard, C. Johnson, A. Wende, 2015 .

Lying in wait: deep and shallow evolution of dacite beneath Volcán de Santa María, Guatemala

N. Rogers, J. Valley, B. Jicha, 2013 .

Rapid magma ascent and generation of 230Th excesses in the lower crust at Puyehue–Cordón Caulle, Southern Volcanic Zone, Chile

B. Jicha, J. Naranjo, B. Singer, 2006 .

Oxygen and U-Th isotopes and the timescales of hydrothermal exchange and melting in granitoid wall rocks at Mount Mazama, Crater Lake, Oregon

C. Bacon, J. Valley, B. Beard, 2017 .

Gold remobilization associated with Mississippi Valley–type fluids: A Pb isotope perspective

P. E. Brown, Erik L. Haroldson, B. Beard, 2018 .

Osmium isotope constraints on lower crustal recycling and pluton preservation at Lassen Volcanic Center, CA

C. Johnson, M. Clynne, S. Shirey, 2002 .

LuHf geochronology applied to dating Cenozoic events affecting lower crustal xenoliths from Kilbourne Hole, New Mexico

K. Collerson, K. L. Cameron, B. Beard, 1997 .

Common lead, Sm-Nd, and U-Pb constraints on petrogenesis, crustal architecture, and tectonic setting of the Penokean orogeny (Paleoproterozoic) in Wisconsin

C. Johnson, N. V. Wyck, 1997 .

New approaches to crustal evolution studies and the origin of granitic rocks: what can the Lu-Hf and Re-Os isotope systems tell us?

C. Johnson, S. Shirey, K. Barovich, 1996, Earth and Environmental Science Transactions of the Royal Society of Edinburgh.

Crustal and magmatic evolution in a large multicyclic caldera complex: isotopic evidence from the central San Juan volcanic field

L. Riciputi, P. Lipman, C. Johnson, 1995 .

Hf isotope composition of late Cenozoic basaltic rocks from northwestern Colorado, USA: New constraints on mantle enrichment processes

B. Beard, C. Johnson, 1993 .

Isotopic composition of Oligocene mafic volcanic rocks in the Northern Rio Grande Rift: Evidence for contributions of ancient intraplate and subduction magmatism to evolution of the lithosphere

Ren A. Thompson, C. Johnson, 1991 .

Non-monotonic chemical and O, Sr, Nd, and Pb isotope zonations and heterogeneity in the mafic- to silicic-composition magma chamber of the Grizzly Peak Tuff, Colorado

C. Fridrich, C. Johnson, 1990 .

Comment on “Lower crustal evolution under central Arizona: Sr, Nd and Pb isotopic and geochemical evidence from the mafic xenoliths of Camp Creek” by S. Esperança, R.W. Carlson and S.B. Shirey

C. Johnson, 1990 .

H, O, Sr, Nd, and Pb isotope geochemistry of the Latir volcanic field and cogenetic intrusions, New Mexico, and relations between evolution of a continental magmatic center and modifications of the lithosphere

P. Lipman, G. Czamanske, C. Johnson, 1990 .

The Source Region and Melting Mineralogy of High-Titanium and Low-Titanium Lunar Basalts Deduced from Lu-Hf Isotope Data

L. Taylor, B. Beard, C. Johnson, 1998 .

A high continental weathering flux into Paleoarchean seawater revealed by strontium isotope analysis of 3.26 Ga barite

M. Coleman, D. Lowe, B. Beard, 2016 .

Coupling of oceanic and continental crust during Eocene eclogite-facies metamorphism: evidence from the Monte Rosa nappe, western Alps

L. Baumgartner, B. Beard, C. Johnson, 2006 .

Triple junction magmatism: a geochemical study of Neogene volcanic rocks in western California

J. R. O'neil, C. Johnson, 1984 .

Slow subduction of a thick ultrahigh‐pressure terrane

B. Beard, C. Johnson, A. Kylander‐Clark, 2009 .

Coupled Lu–Hf and Sm–Nd geochronology constrains prograde and exhumation histories of high- and ultrahigh-pressure eclogites from western Norway

B. Beard, C. Johnson, T. Lapen, 2007 .

Rapid exhumation of the Zermatt-Saas ophiolite deduced from high-precision SmNd and RbSr geochronology

L. Baumgartner, B. Beard, C. Johnson, 1999 .

Tectonic controls on fault zone flow pathways in the Rio Grande rift, New Mexico, USA

L. Goodwin, B. Beard, C. Johnson, 2015 .

Provenance analysis of lower Paleozoic cratonic quartz arenites of the North American midcontinent region: U-Pb and Sm-Nd isotope geochemistry

C. Johnson, B. L. Winter, 1999 .

UPb dating of a carbonate subaerial exposure event

C. Johnson, B. L. Winter, 1995 .

Garnet-bearing trondhjemite and other conglomerate clasts from the Gualala basin, California: Sedimentary record of the missing western portion of the Salinian magmatic arc?

C. Johnson, R. C. Schott, 2001 .

Late Cretaceous tectonic history of the Sierra-Salinia-Mojave arc as recorded in conglomerates of the Upper Cretaceous and Paleocene Gualala Formation, northern California

J. R. O'neil, C. Johnson, R. C. Schott, 2004 .

New U-Pb zircon data and constraints on the age and mode of migmatization in the Aar massif, Central Alps

L. Baumgartner, B. Beard, C. Johnson, 2000 .

A multistage origin for Neoarchean layered hematite-magnetite iron formation from the Weld Range, Yilgarn Craton, Western Australia

A. Czaja, M. V. Van Kranendonk, B. Beard, 2018, Chemical Geology.

Microbial production of isotopically light iron(II) in a modern chemically precipitated sediment and implications for isotopic variations in ancient rocks

E. Roden, C. Alpers, B. Beard, 2010, Geobiology.

Fe Isotope Variations in the Modern and Ancient Earth and Other Planetary Bodies

B. Beard, C. Johnson, 2004 .

Iron isotope constraints on Fe cycling and mass balance in oxygenated Earth oceans

K. V. Damm, B. Beard, C. Johnson, 2003 .

I Iron Formations

C. Johnson, 2017 .

Life on a Mesoarchean marine shelf – insights from the world’s oldest known granular iron formation

J. Gutzmer, A. Czaja, F. de Beer, 2020, Scientific Reports.

Fe isotopes: An emerging technique for understanding modern and ancient biogeochemical cycles

B. Beard, C. Johnson, 2006 .

Biological Fe oxidation controlled deposition of banded iron formation in the ca. 3770 Ma Isua Supracrustal Belt (West Greenland)

E. Roden, A. Czaja, Weiqiang Li, 2013 .

Evidence for hydrothermal venting in Fe isotope compositions of the deep Pacific Ocean through time

C. German, P. Kubik, A. Usui, 2006 .

Crustal assimilation no match for slab fluids beneath Volcan de Santa Maria, Guatemala

N. Rogers, B. Jicha, B. Singer, 2010 .

The effect of plume processes on the Fe isotope composition of hydrothermally derived Fe in the deep ocean as inferred from the Rainbow vent site, Mid-Atlantic Ridge, 36°14′N

C. German, H. Edmonds, D. Green, 2004 .

Strontium, neodymium, and lead isotope variations of authigenic and silicate sediment components from the Late Cenozoic Arctic Ocean: Implications for sediment provenance and the source of trace metals in seawater

C. Johnson, D. L. Clark, B. L. Winter, 1997 .

Oligocene basaltic volcanism of the Northern Rio Grande Rift: San Luis Hills, Colorado

H. H. Mehnert, Ren A. Thompson, C. Johnson, 1991 .

Origin of metaluminous and alkaline volcanic rocks of the Latir volcanic field, northern Rio Grande rift, New Mexico

P. Lipman, C. Johnson, 1988 .

Burial rates during prograde metamorphism of an ultra-high-pressure terrane: an example from Lago di Cignana, western Alps, Italy

L. Baumgartner, B. Beard, C. Johnson, 2003 .

Fe Isotope Fractionation Factors

B. Beard, C. Johnson, S. Weyer, 2020 .

Evidence from hafnium isotopes for ancient sub-oceanic mantle beneath the Rio Grande rift

B. Beard, C. Johnson, 1993, Nature.

Nd- and Pb-isotope variations in the multicyclic central caldera cluster of the San Juan volcanic field, Colorado, and implications for crustal hybridization

L. Riciputi, C. Johnson, 1990 .

Natural Potassium (K) Isotope Fractionation during Corn Growth and Quantification of K Fertilizer Recovery Efficiency Using Stable K Isotope Labeling

P. Barak, M. Urrutia, B. Beard, 2022, ACS Earth and Space Chemistry.

Assessment of matrix effects associated with Fe isotope analysis using 266 nm femtosecond and 193 nm nanosecond laser ablation multi-collector inductively coupled plasma mass spectrometry

B. Beard, C. Johnson, Xin-Yuan Zheng, 2018 .

Archean to Middle Proterozoic evolution of Baltica subcontinental lithosphere: evidence from combined Sm–Nd and Lu–Hf isotope analyses of the Sandvik ultramafic body, Norway

B. Beard, C. Johnson, T. Lapen, 2005 .

Initiation of modern-style plate tectonics recorded in Mesoarchean marine chemical sediments

P. Fralick, B. Beard, C. Johnson, 2017 .

Comment on “Abiotic Pyrite Formation Produces a Large Fe Isotope Fractionation”

A. Czaja, B. Beard, C. Johnson, 2012, Science.

Inter-mineral Fe isotope variations in mantle-derived rocks and implications for the Fe geochemical cycle

B. Beard, C. Johnson, 2004 .

Iron Geochemistry: An Isotopic Perspective

B. Beard, C. Johnson, S. Weyer, 2020 .

Spring origin of Eocene carbonate mounds in the Green River Formation, Northern Bridger Basin, Wyoming, USA

A. Carroll, R. V. Demicco, T. Lowenstein, 2021, Sedimentology.

Experimental determination of iron isotope fractionations among Feaq2+–FeSaq–Mackinawite at low temperatures: Implications for the rock record

A. Findlay, B. Beard, C. Johnson, 2012 .

aq -FeS aq -Mackinawite at low temperatures: Implications for the rock record

A. Findlay, B. Beard, C. Johnson, 2012 .

Isotopic fractionation between Fe(III) and Fe(II) in aqueous solutions

Henry J Sun, Henry J. Sun, K. Nealson, 2002 .

Lacustrine 87 Sr/ 86 Sr as a tracer to reconstruct Milankovitch forcing of the Eocene hydrologic cycle

A. Carroll, S. Meyers, B. Beard, 2016 .

Exchange and fractionation of Mg isotopes between epsomite and saturated MgSO4 solution

Weiqiang Li, B. Beard, C. Johnson, 2011 .

Stable potassium (K) isotope characteristics at mid-ocean ridge hydrothermal vents and its implications for the global K cycle

J. Bryce, M. Fahnestock, B. Beard, 2022, Earth and Planetary Science Letters.

Late Cenozoic Sr isotope evolution of the Arctic Ocean: constraints on water mass exchange with the lower latitude oceans

C. Johnson, D. L. Clark, B. L. Winter, 1997 .

Iron formation carbonates: Paleoceanographic proxy or recorder of microbial diagenesis?

N. Beukes, B. Beard, C. Johnson, 2013 .

Experimental calibration of Mg isotope fractionation between dolomite and aqueous solution and its geological implications

Huifang Xu, Weiqiang Li, B. Beard, 2015 .

A Chronostratigraphic Division of the Precambrian: Possibilities and Challenges

J. Kasting, M. V. Kranendonk, W. Altermann, 2012 .

Geological Society of America Bulletin

A. Carroll, Lauren M. Chetel, B. Beard, 2011 .

The Iron Isotope Fingerprints of Redox and Biogeochemical Cycling in Modern and Ancient Earth

E. Roden, B. Beard, C. Johnson, 2008 .

The Ancient Earth

B. Beard, C. Johnson, S. Weyer, 2020 .

Strontium isotope record of paleohydrology and continental weathering, Eocene Green River Formation, Wyoming

A. Carroll, B. Beard, C. Johnson, 2002 .

Groundwater mixing in an alkaline paleolake: Eocene Green River Formation, Wyoming

A. Carroll, T. Lowenstein, E. Jagniecki, 2021 .

Hydraulic Seals and Their Origin: Evidence from the Stable Isotope Geochemistry of Dolomites in the Middle Ordovician St. Peter Sandstone, Michigan Basin

J. A. Simo, J. Valley, G. Nadon, 1995 .

Magnesium isotope fractionation between brucite [Mg(OH)2] and Mg aqueous species: Implications for silicate weathering and biogeochemical processes

Weiqiang Li, B. Beard, C. Johnson, 2014 .

Magnesium isotope fractionation during precipitation of inorganic calcite under laboratory conditions

C. Romanek, Weiqiang Li, B. Beard, 2012 .

Application of Fe isotopes to tracing the geochemical and biological cycling of Fe

Henry J Sun, Henry J. Sun, K. Nealson, 2003 .

High-Temperature Fe Isotope Geochemistry

B. Beard, C. Johnson, S. Weyer, 2020 .

Iron isotope compositions of carbonatites record melt generation, crystallization, and late-stage volatile-transport processes

B. Beard, C. Johnson, K. Bell, 2010 .

Correction of instrumentally produced mass fractionation during isotopic analysis of fe by thermal ionization mass spectrometry

B. Beard, C. Johnson, 1999 .

Geochemistry of intrusive rocks associated with the Latir volcanic field, New Mexico, and contrasts between evolution of plutonic and volcanic rocks

P. Lipman, G. Czamanske, C. Johnson, 1989 .

Distinguishing lower and upper crustal processes in magmas erupted during the buildup to the 7.7 ka climactic eruption of Mount Mazama, Crater Lake, Oregon, using 238U–230Th disequilibria

C. Bacon, B. Jicha, B. Beard, 2013, Contributions to Mineralogy and Petrology.

Diffusion-limited REE uptake by eclogite garnets and its consequences for Lu–Hf and Sm–Nd geochronology

L. Baumgartner, C. Johnson, S. Pilet, 2006 .

Iron formations: A global record of Neoarchaean to Palaeoproterozoic environmental history

A. Bekker, N. Planavsky, S. Lalonde, 2017 .

Iron isotope fractionation during microbial dissimilatory iron oxide reduction in simulated Archaean seawater

E. Roden, B. Beard, C. Johnson, 2011, Geobiology.

Paleozoic fluid history of the Michigan Basin; evidence from dolomite geochemistry in the Middle Ordovician St. Peter Sandstone

J. A. Simo, J. Valley, C. Johnson, 1995 .

Isotopic Constraints on Biogeochemical Cycling of Fe

K. Nealson, E. Roden, D. Newman, 2004 .

A chemical method for hafnium separation from high-Ti whole-rock and zircon samples

T. K. Kyser, B. Beard, C. Johnson, 1995 .

Constraining silicon isotope exchange kinetics and fractionation between aqueous and amorphous Si at room temperature

B. Beard, C. Johnson, Xin-Yuan Zheng, 2019, Geochimica et Cosmochimica Acta.

The origin of fluids in the salt beds of the Delaware Basin, New Mexico and Texas

E. Roedder, J. R. O'neil, L. D. White, 1986 .

Paleogeographic reconstruction of the Eocene Idaho River, North American Cordillera

A. Carroll, Lauren M. Chetel, B. Singer, 2011 .

Controls on Sr isotopic evolution in lacustrine systems: Eocene green river formation, Wyoming

A. Carroll, A. Doebbert, B. Beard, 2014 .

The duration of prograde garnet crystallization in the UHP eclogites at Lago di Cignana, Italy

L. Baumgartner, C. Johnson, T. Lapen, 2009 .

Iron isotope characteristics of Hot Springs at Chocolate Pots, Yellowstone National Park.

E. Roden, B. Beard, C. Johnson, 2013, Astrobiology.

Coupled Fe(II)-Fe(III) electron and atom exchange as a mechanism for Fe isotope fractionation during dissimilatory iron oxide reduction.

E. Roden, H. A. Crosby, B. Beard, 2005, Environmental science & technology.

Experimental constraints on Fe isotope fractionation during magnetite and Fe carbonate formation coupled to dissimilatory hydrous ferric oxide reduction

E. Roden, S. Welch, B. Beard, 2005 .

Iron isotope fractionation by Fe(II)-oxidizing photoautotrophic bacteria

D. Newman, L. Croal, B. Beard, 2004 .

Life on a Mesoarchean marine shelf – insights from the world’s oldest known granular iron formation

J. Gutzmer, A. Czaja, F. de Beer, 2020, Scientific Reports.

Variable Impact of the Subducted Slab on Aleutian Island Arc Magma Sources: Evidence from Sr, Nd, Pb, and Hf Isotopes and Trace Element Abundances

J. Brophy, B. Jicha, B. Singer, 2004 .

The effect of pH on stable iron isotope exchange and fractionation between aqueous Fe(II) and goethite

B. Beard, C. Johnson, A. Frierdich, 2015 .

Fe(II)-catalyzed recrystallization of goethite revisited.

Drew E. Latta, R. Handler, K. Rosso, 2014, Environmental science & technology.

Determination of the Fe(II)aq-magnetite equilibrium iron isotope fractionation factor using the three-isotope method and a multi-direction approach to equilibrium

M. Scherer, B. Beard, C. Johnson, 2014 .

Chronostratigraphic Correlation of Lacustrine Deposits Using 87SR/86SR Ratios, Eocene Green River Formation, Wyoming, U.S.A.

A. Carroll, S. Meyers, B. Beard, 2017 .

CHRONOSTRATIGRAPHIC CORRELATION OF LACUSTRINE DEPOSITS USING 87 SR / 86 SR RATIOS , EOCENE GREEN RIVER FORMATION , WYOMING ,

A. Carroll, S. Meyers, B. Beard, 2017 .

Volcanic biotite-sanidine 40Ar/39Ar age discordances reflect Ar partitioning and pre-eruption closure in biotite

B. Jicha, B. Singer, B. Beard, 2010 .

High precision iron isotope measurements of terrestrial and lunar materials

B. Beard, C. Johnson, 1999 .

An anoxic, Fe(II)-rich, U-poor ocean 3.46 billion years ago

E. Roden, M. V. Kranendonk, A. Czaja, 2013 .

Contrasting behavior of oxygen and iron isotopes in banded iron formations revealed by in situ isotopic analysis

J. Valley, J. Huberty, Weiqiang Li, 2013 .

New osmium isotope evidence for intracrustal recycling of crustal domains with discrete ages

W. Hildreth, C. Johnson, S. Shirey, 2003 .

The Sandstone-Derived Provenance Record of the Gualala Basin, Northern California, U.S.A.

A. Carroll, A. Doebbert, C. Johnson, 2012 .

Evidence for free oxygen in the Neoarchean ocean based on coupled iron-molybdenum isotope fractionation

E. Roden, T. Nägler, A. Czaja, 2011 .

High precision Lu and Hf isotope analyses of both spiked and unspiked samples: A new approach

B. Beard, C. Johnson, T. Lapen, 2004 .

Iron and carbon isotope evidence for ecosystem and environmental diversity in the ∼ 2.7 to 2.5 Ga Hamersley Province, Western Australia

A. Czaja, J. Eigenbrode, K. Freeman, 2010 .

Space weathering processes on airless bodies: Fe isotope fractionation in the lunar regolith

Lawrence A. Taylor, L. Taylor, B. Beard, 2003 .

40Ar/39Ar, K–Ar and 230Th–238U dating of the Laschamp excursion: A radioisotopic tie-point for ice core and climate chronologies

C. Laj, C. Kissel, B. Jicha, 2009 .

Pre-4.0 billion year weathering on Mars constrained by Rb–Sr geochronology on meteorite ALH84001

B. Beard, C. Johnson, T. Lapen, 2013 .

Sedimentary record of the Late Cretaceous thrusting and collapse of the Salinia-Mojave magmatic arc

C. Johnson, R. C. Schott, 1998 .

A paleomagnetic and stable isotope study of the pluton at Rio Hondo near Questa, New Mexico: implications for CRM related to hydrothermal alteration

C. Johnson, J. Hagstrum, 1986 .

Isotopic zonations in silicic magma chambers

C. Johnson, 1989 .

Petrogenesis of Variscan high-temperature Group A eclogites from the Moldanubian Zone of the Bohemian Massif, Czechoslovakia

B. Beard, C. Johnson, Z. Mísař, 1992 .

Geochronology and geochemistry of eclogites from the Mariánské Lázně Complex, Czech Republic: Implications for Variscan orogenesis

E. Jelínek, L. Riciputi, J. Tonika, 1995 .

Shallow and deep crustal control on differentiation of calc-alkaline and tholeiitic magma

G. Wörner, B. Jicha, B. Singer, 2009 .

The Modern Surficial World

B. Beard, C. Johnson, S. Weyer, 2020 .

Burial Dolomitization of the Middle Ordovician Glenwood Formation by Evaporitic Brines, Michigan Basin

P. E. Brown, J. A. Simo, J. Valley, 2009 .

Stable Fe isotope fractionation during dissimilatory Fe(III) reduction by a thermoacidophile in acidic hydrothermal environments

E. Boyd, B. Beard, C. Johnson, 2021 .

Reply to Comment by Birger Rasmussen and Janet R. Muhling on “Early Archean biogeochemical iron cycling and nutrient availability: New insights from a 3.5 Ga land-sea transition” by Johnson et al.

E. Roden, A. Czaja, M. V. Van Kranendonk, 2022, Earth-Science Reviews.

Geochemical constraints on the formation of Late Cenozoic ferromanganese micronodules from the central Arctic Ocean

C. Johnson, D. L. Clark, B. L. Winter, 1997 .

New age for the Skálamælifell excursion and identification of a global geomagnetic event in the late Brunhes chron

L. Kristjánsson, B. Jicha, B. Singer, 2011 .

Estimation of a maximum Lu diffusion rate in a natural eclogite garnet

L. Baumgartner, F. Bussy, C. Johnson, 2008 .

Comment on “Iron isotope fractionation during planetary differentiation” by S. Weyer et al., Earth Planet. Sci. Lett. V240, pages 251–264

B. Beard, C. Johnson, 2007 .

Rb-Sr ages from phengite inclusions in garnets from high pressure rocks of the Swiss Western Alps

L. Baumgartner, B. Beard, C. Johnson, 2014 .

An investigation of dissolution methods for Lu‐Hf and Sm‐Nd isotope studies in zircon‐ and garnet‐bearing whole‐rock samples

B. Beard, C. Johnson, T. Lapen, 2008 .

1 Rb-Sr isochron ages from phengite inclusions in garnets from eclogite facies metasediments of the Zermatt-Saas Fee Zone ( Western Alps )

L. Baumgartner, C. Johnson, S. Skora, 2022 .

Iron isotope fractionation between liquid and vapor phases of iron pentacarbonyl.

M. P. Sinha, B. Beard, C. Johnson, 2007, Talanta.

Microbial Fe(III) oxide reduction potential in Chocolate Pots hot spring, Yellowstone National Park

E. Roden, B. Beard, C. Johnson, 2016, Geobiology.

Strontium isotope composition of skeletal material can determine the birth place and geographic mobility of humans and animals.

B. Beard, C. Johnson, C. Johnson, 2000, Journal of forensic sciences.

Stable iron isotope fractionation between aqueous Fe(II) and model Archean ocean Fe–Si coprecipitates and implications for iron isotope variations in the ancient rock record

E. Roden, B. Beard, C. Johnson, 2012 .

Iron isotope biosignatures.

K. Nealson, K H Nealson, B. Beard, 1999, Science.

Magnesium isotope fractionation during precipitation of inorganic calcite under laboratory conditions

C. Romanek, Weiqiang Li, B. Beard, 2012 .

Evidence for protracted prograde metamorphism followed by rapid exhumation of the Zermatt‐Saas Fee ophiolite

L. Baumgartner, B. Beard, C. Johnson, 2015 .

Isotopic evidence for iron mobilization during Paleoproterozoic lateritization of the Hekpoort paleosol profile from Gaborone, Botswana

J. Gutzmer, H. Ohmoto, N. Beukes, 2007 .

Iron isotope fractionation between liquid and vapor phases of iron pentacarbonyl.

M. P. Sinha, B. Beard, C. Johnson, 2007, Talanta.