| Year |
Citation |
Score |
| 2020 |
Fortney NW, Beard BL, Hutchings JA, Shields MR, Bianchi TS, Boyd ES, Johnson CM, Roden EE. Geochemical and Stable Fe Isotopic Analysis of Dissimilatory Microbial Iron Reduction in Chocolate Pots Hot Spring, Yellowstone National Park. Astrobiology. PMID 32580560 DOI: 10.1089/Ast.2019.2058 |
0.819 |
|
| 2020 |
Williams RT, Beard BL, Goodwin LB, Sharp WD, Johnson CM, Mozley PS. Corrigendum to radiogenic isotopes record a ‘drop in a bucket’–A fingerprint of multi-kilometer-scale fluid pathways inferred to drive fault-valve behavior [J. Struct. Geol. 125 (2019) 262–269] Journal of Structural Geology. 138: 103897. DOI: 10.1016/J.Jsg.2019.103897 |
0.688 |
|
| 2020 |
Fukuda K, Beard BL, Dunlap DR, Spicuzza MJ, Fournelle JH, Wadhwa M, Kita NT. Magnesium isotope analysis of olivine and pyroxene by SIMS: Evaluation of matrix effects Chemical Geology. 540: 119482. DOI: 10.1016/J.Chemgeo.2020.119482 |
0.371 |
|
| 2020 |
Chanda P, Zhou Z, Latta DE, Scherer MM, Beard BL, Johnson CM. Effect of organic C on stable Fe isotope fractionation and isotope exchange kinetics between aqueous Fe(II) and ferrihydrite at neutral pH Chemical Geology. 531: 119344. DOI: 10.1016/J.Chemgeo.2019.119344 |
0.798 |
|
| 2019 |
Li S, Li W, Beard BL, Raymo ME, Wang X, Chen Y, Chen J. K isotopes as a tracer for continental weathering and geological K cycling. Proceedings of the National Academy of Sciences of the United States of America. PMID 30988182 DOI: 10.1073/Pnas.1811282116 |
0.32 |
|
| 2019 |
Williams RT, Beard BL, Goodwin LB, Sharp WD, Johnson CM, Mozley PS. Radiogenic isotopes record a ‘drop in a bucket’ – A fingerprint of multi-kilometer-scale fluid pathways inferred to drive fault-valve behavior Journal of Structural Geology. 125: 262-269. DOI: 10.1016/J.Jsg.2018.07.023 |
0.704 |
|
| 2019 |
Zheng XY, Beard BL, Johnson CM. Constraining silicon isotope exchange kinetics and fractionation between aqueous and amorphous Si at room temperature Geochimica Et Cosmochimica Acta. 253: 267-289. DOI: 10.1016/J.Gca.2019.03.031 |
0.701 |
|
| 2019 |
Frierdich AJ, Nebel O, Beard BL, Johnson CM. Iron isotope exchange and fractionation between hematite (α-Fe2O3) and aqueous Fe(II): A combined three-isotope and reversal-approach to equilibrium study Geochimica Et Cosmochimica Acta. 245: 207-221. DOI: 10.1016/J.Gca.2018.10.033 |
0.808 |
|
| 2019 |
Munroe JS, Norris ED, Carling GT, Beard BL, Satkoski AM, Liu L. Isotope fingerprinting reveals western North American sources of modern dust in the Uinta Mountains, Utah, USA Aeolian Research. 38: 39-47. DOI: 10.1016/J.Aeolia.2019.03.005 |
0.336 |
|
| 2018 |
Haroldson EL, Beard BL, Satkoski AM, Brown PE, Johnson CM. Gold remobilization associated with Mississippi Valley–type fluids: A Pb isotope perspective Geological Society of America Bulletin. 130: 1583-1595. DOI: 10.1130/B31901.1 |
0.695 |
|
| 2018 |
Zheng XY, Beard BL, Johnson CM. 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 Journal of Analytical Atomic Spectrometry. 33: 68-83. DOI: 10.1039/C7Ja00272F |
0.783 |
|
| 2018 |
Czaja AD, Kranendonk MJV, Beard BL, Johnson CM. A multistage origin for Neoarchean layered hematite-magnetite iron formation from the Weld Range, Yilgarn Craton, Western Australia Chemical Geology. 488: 125-137. DOI: 10.1016/J.Chemgeo.2018.04.019 |
0.847 |
|
| 2017 |
Lapen TJ, Righter M, Andreasen R, Irving AJ, Satkoski AM, Beard BL, Nishiizumi K, Jull AJ, Caffee MW. Two billion years of magmatism recorded from a single Mars meteorite ejection site. Science Advances. 3: e1600922. PMID 28164153 DOI: 10.1126/Sciadv.1600922 |
0.69 |
|
| 2017 |
Baddouh M, Carroll AR, Meyers SR, Beard BL, Johnson CM. Chronostratigraphic Correlation of Lacustrine Deposits Using
87
SR/
86
SR Ratios, Eocene Green River Formation, Wyoming, U.S.A. Journal of Sedimentary Research. 87: 406-423. DOI: 10.2110/Jsr.2017.27 |
0.748 |
|
| 2017 |
Andersen NL, Singer BS, Jicha BR, Beard BL, Johnson CM, Licciardi JM. Pleistocene to Holocene Growth of a Large Upper Crustal Rhyolitic Magma Reservoir beneath the Active Laguna del Maule Volcanic Field, Central Chile Journal of Petrology. 58: 85-114. DOI: 10.1093/Petrology/Egx006 |
0.69 |
|
| 2017 |
Ankney ME, Bacon CR, Valley JW, Beard BL, Johnson CM. Oxygen and U-Th isotopes and the timescales of hydrothermal exchange and melting in granitoid wall rocks at Mount Mazama, Crater Lake, Oregon Geochimica Et Cosmochimica Acta. 213: 137-154. DOI: 10.1016/J.Gca.2017.04.043 |
0.818 |
|
| 2017 |
Satkoski AM, Fralick P, Beard BL, Johnson CM. Initiation of modern-style plate tectonics recorded in Mesoarchean marine chemical sediments Geochimica Et Cosmochimica Acta. 209: 216-232. DOI: 10.1016/J.Gca.2017.04.024 |
0.757 |
|
| 2017 |
Satkoski AM, Beukes NJ, Li W, Beard BL, Johnson CM. Corrigendum to “A redox-stratified ocean 3.2 billion years ago” [Earth Planet. Sci. Lett. 430 (2015) 43–53] Earth and Planetary Science Letters. 460: 317-319. DOI: 10.1016/J.Epsl.2016.12.013 |
0.693 |
|
| 2017 |
Zheng X, Beard BL, Lee S, Reddy TR, Xu H, Johnson CM. 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 Chemical Geology. 450: 235-247. DOI: 10.1016/J.Chemgeo.2016.12.038 |
0.751 |
|
| 2016 |
Shi B, Liu K, Wu L, Li W, Smeaton CM, Beard BL, Johnson CM, Roden EE, Van Cappellen P. Iron isotope fractionations reveal a finite bioavailable Fe pool for structural Fe(III) reduction in nontronite. Environmental Science & Technology. PMID 27291525 DOI: 10.1021/Acs.Est.6B02019 |
0.788 |
|
| 2016 |
Fortney NW, He S, Converse BJ, Beard BL, Johnson CM, Boyd ES, Roden EE. Microbial Fe(III) oxide reduction potential in Chocolate Pots hot spring, Yellowstone National Park. Geobiology. PMID 26750514 DOI: 10.1111/Gbi.12173 |
0.789 |
|
| 2016 |
Li W, Beard BL, Li S. Precise measurement of stable potassium isotope ratios using a single focusing collision cell multi-collector ICP-MS Journal of Analytical Atomic Spectrometry. 31: 1023-1029. DOI: 10.1039/C5Ja00487J |
0.3 |
|
| 2016 |
Reddy TR, Zheng XY, Roden EE, Beard BL, Johnson CM. Silicon isotope fractionation during microbial reduction of Fe(III)–Si gels under Archean seawater conditions and implications for iron formation genesis Geochimica Et Cosmochimica Acta. 190: 85-99. DOI: 10.1016/J.Gca.2016.06.035 |
0.806 |
|
| 2016 |
Zheng XY, Beard BL, Reddy TR, Roden EE, Johnson CM. 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 Geochimica Et Cosmochimica Acta. 187: 102-122. DOI: 10.1016/J.Gca.2016.05.012 |
0.76 |
|
| 2016 |
Hatfield RG, Reyes AV, Stoner JS, Carlson AE, Beard BL, Winsor K, Welke B. Interglacial responses of the southern Greenland ice sheet over the last 430,000 years determined using particle-size specific magnetic and isotopic tracers Earth and Planetary Science Letters. 454: 225-236. DOI: 10.1016/J.Epsl.2016.09.014 |
0.332 |
|
| 2016 |
Satkoski AM, Lowe DR, Beard BL, Coleman ML, Johnson CM. A high continental weathering flux into Paleoarchean seawater revealed by strontium isotope analysis of 3.26 Ga barite Earth and Planetary Science Letters. 454: 28-35. DOI: 10.1016/J.Epsl.2016.08.032 |
0.747 |
|
| 2016 |
Baddouh M, Meyers SR, Carroll AR, Beard BL, Johnson CM. Lacustrine 87Sr/86Sr as a tracer to reconstruct Milankovitch forcing of the Eocene hydrologic cycle Earth and Planetary Science Letters. 448: 62-68. DOI: 10.1016/J.Epsl.2016.05.007 |
0.703 |
|
| 2015 |
Li W, Beard BL, Johnson CM. Biologically recycled continental iron is a major component in banded iron formations. Proceedings of the National Academy of Sciences of the United States of America. PMID 26109570 DOI: 10.1073/Pnas.1505515112 |
0.801 |
|
| 2015 |
Neumann A, Wu L, Li W, Beard BL, Johnson CM, Rosso KM, Frierdich AJ, Scherer MM. Correction to Atom Exchange between Aqueous Fe(II) and Structural Fe in Clay Minerals. Environmental Science & Technology. 49: 6362. PMID 25941880 DOI: 10.1021/Acs.Est.5B01659 |
0.772 |
|
| 2015 |
Neumann A, Wu L, Li W, Beard BL, Johnson CM, Rosso KM, Frierdich AJ, Scherer MM. Atom exchange between aqueous Fe(II) and structural Fe in clay minerals. Environmental Science & Technology. 49: 2786-95. PMID 25671351 DOI: 10.1021/Es504984Q |
0.789 |
|
| 2015 |
Williams RT, Goodwin LB, Mozley PS, Beard BL, Johnson CM. Tectonic controls on fault zone flow pathways in the rio grande rift, New Mexico, USA Geology. 43: 723-726. DOI: 10.1130/G36799.1 |
0.682 |
|
| 2015 |
Skora S, Mahlen NJ, Johnson CM, Baumgartner LP, Lapen TJ, Beard BL, Szilvagyi ET. Evidence for protracted prograde metamorphism followed by rapid exhumation of the Zermatt-Saas Fee ophiolite Journal of Metamorphic Geology. 33: 711-734. DOI: 10.1111/Jmg.12148 |
0.798 |
|
| 2015 |
Frierdich AJ, Beard BL, Rosso KM, Scherer MM, Spicuzza MJ, Valley JW, Johnson CM. Low temperature, non-stoichiometric oxygen-isotope exchange coupled to Fe(II)-goethite interactions Geochimica Et Cosmochimica Acta. 160: 38-54. DOI: 10.1016/J.Gca.2015.03.029 |
0.782 |
|
| 2015 |
Li W, Beard BL, Li C, Xu H, Johnson CM. Experimental calibration of Mg isotope fractionation between dolomite and aqueous solution and its geological implications Geochimica Et Cosmochimica Acta. 157: 164-181. DOI: 10.1016/J.Gca.2015.02.024 |
0.711 |
|
| 2015 |
Satkoski AM, Beukes NJ, Li W, Beard BL, Johnson CM. A redox-stratified ocean 3.2 billion years ago Earth and Planetary Science Letters. 430: 43-53. DOI: 10.1016/J.Epsl.2015.08.007 |
0.763 |
|
| 2015 |
Wende AM, Johnson CM, Beard BL. Tracing changes in mantle and crustal influences in individual cone-building stages at Mt. Shasta using U-Th and Sr isotopes Earth and Planetary Science Letters. 428: 11-21. DOI: 10.1016/J.Epsl.2015.07.005 |
0.721 |
|
| 2015 |
Reddy TR, Frierdich AJ, Beard BL, Johnson CM. The effect of pH on stable iron isotope exchange and fractionation between aqueous Fe(II) and goethite Chemical Geology. 397: 118-127. DOI: 10.1016/J.Chemgeo.2015.01.018 |
0.795 |
|
| 2014 |
Handler RM, Frierdich AJ, Johnson CM, Rosso KM, Beard BL, Wang C, Latta DE, Neumann A, Pasakarnis T, Premaratne WA, Scherer MM. Fe(II)-catalyzed recrystallization of goethite revisited. Environmental Science & Technology. 48: 11302-11. PMID 25248028 DOI: 10.1021/Es503084U |
0.777 |
|
| 2014 |
Reyes AV, Carlson AE, Beard BL, Hatfield RG, Stoner JS, Winsor K, Welke B, Ullman DJ. South Greenland ice-sheet collapse during Marine Isotope Stage 11. Nature. 510: 525-8. PMID 24965655 DOI: 10.1038/Nature13456 |
0.315 |
|
| 2014 |
Singer BS, Jicha BR, Fournelle JH, Beard BL, Johnson CM, Smith KE, Greene SE, Kita NT, Valley JW, Spicuzza MJ, Rogers NW. Lying in wait: Deep and shallow evolution of dacite beneath Volcán de Santa María, Guatemala Geological Society Special Publication. 385: 209-234. DOI: 10.1144/Sp385.2 |
0.692 |
|
| 2014 |
D'Abzac FX, Czaja AD, Beard BL, Schauer JJ, Johnson CM. 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 Geostandards and Geoanalytical Research. DOI: 10.1111/J.1751-908X.2014.00281.X |
0.81 |
|
| 2014 |
Frierdich AJ, Beard BL, Reddy TR, Scherer MM, Johnson CM. 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 Geochimica Et Cosmochimica Acta. 139: 383-398. DOI: 10.1016/J.Gca.2014.05.001 |
0.809 |
|
| 2014 |
De Meyer CMC, Baumgartner LP, Beard BL, Johnson CM. Rb-Sr ages from phengite inclusions in garnets from high pressure rocks of the swiss western alps Earth and Planetary Science Letters. 395: 205-216. DOI: 10.1016/J.Epsl.2014.03.050 |
0.735 |
|
| 2014 |
Li W, Beard BL, Li C, Johnson CM. Magnesium isotope fractionation between brucite [Mg(OH)2] and Mg aqueous species: Implications for silicate weathering and biogeochemical processes Earth and Planetary Science Letters. 394: 82-93. DOI: 10.1016/J.Epsl.2014.03.022 |
0.681 |
|
| 2014 |
Frierdich AJ, Beard BL, Scherer MM, Johnson CM. Determination of the Fe(II)aq-magnetite equilibrium iron isotope fractionation factor using the three-isotope method and a multi-direction approach to equilibrium Earth and Planetary Science Letters. 391: 77-86. DOI: 10.1016/J.Epsl.2014.01.032 |
0.807 |
|
| 2014 |
Doebbert AC, Johnson CM, Carroll AR, Beard BL, Pietras JT, Rhodes Carson M, Norsted B, Throckmorton LA. Controls on Sr isotopic evolution in lacustrine systems: Eocene green river formation, Wyoming Chemical Geology. 380: 172-189. DOI: 10.1016/J.Chemgeo.2014.04.008 |
0.754 |
|
| 2013 |
d'Abzac FX, Beard BL, Czaja AD, Konishi H, Schauer JJ, Johnson CM. Iron isotope composition of particles produced by UV-femtosecond laser ablation of natural oxides, sulfides, and carbonates. Analytical Chemistry. 85: 11885-92. PMID 24261311 DOI: 10.1021/Ac402722T |
0.827 |
|
| 2013 |
Wu L, Brucker RP, Beard BL, Roden EE, Johnson CM. Iron isotope characteristics of Hot Springs at Chocolate Pots, Yellowstone National Park. Astrobiology. 13: 1091-101. PMID 24219169 DOI: 10.1089/Ast.2013.0996 |
0.807 |
|
| 2013 |
Johnson CM, Ludois JM, Beard BL, Beukes NJ, Heimann A. Iron formation carbonates: Paleoceanographic proxy or recorder of microbial diagenesis? Geology. 41: 1147-1150. DOI: 10.1130/G34698.1 |
0.777 |
|
| 2013 |
Li W, Czaja AD, Van Kranendonk MJ, Beard BL, Roden EE, Johnson CM. An anoxic, Fe(II)-rich, U-poor ocean 3.46 billion years ago Geochimica Et Cosmochimica Acta. 120: 65-79. DOI: 10.1016/J.Gca.2013.06.033 |
0.859 |
|
| 2013 |
Li W, Huberty JM, Beard BL, Kita NT, Valley JW, Johnson CM. Contrasting behavior of oxygen and iron isotopes in banded iron formations revealed by in situ isotopic analysis Earth and Planetary Science Letters. 384: 132-143. DOI: 10.1016/J.Epsl.2013.10.014 |
0.809 |
|
| 2013 |
Czaja AD, Johnson CM, Beard BL, Roden EE, Li W, Moorbath S. Biological Fe oxidation controlled deposition of banded iron formation in the ca. 3770Ma Isua Supracrustal Belt (West Greenland) Earth and Planetary Science Letters. 363: 192-203. DOI: 10.1016/J.Epsl.2012.12.025 |
0.862 |
|
| 2013 |
Beard BL, Ludois JM, Lapen TJ, Johnson CM. Pre-4.0 billion year weathering on Mars constrained by Rb-Sr geochronology on meteorite ALH84001 Earth and Planetary Science Letters. 361: 173-182. DOI: 10.1016/J.Epsl.2012.10.021 |
0.818 |
|
| 2013 |
Percak-Dennett EM, Loizeau JL, Beard BL, Johnson CM, Roden EE. Iron isotope geochemistry of biogenic magnetite-bearing sediments from the bay of vidy, lake geneva Chemical Geology. 360: 32-40. DOI: 10.1016/J.Chemgeo.2013.10.008 |
0.803 |
|
| 2013 |
Ankney ME, Johnson CM, Bacon CR, Beard BL, Jicha BR. 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 Contributions to Mineralogy and Petrology. 166: 563-585. DOI: 10.1007/S00410-013-0891-4 |
0.812 |
|
| 2012 |
Gorski CA, Handler RM, Beard BL, Pasakarnis T, Johnson CM, Scherer MM. Fe atom exchange between aqueous Fe2+ and magnetite. Environmental Science & Technology. 46: 12399-407. PMID 22577839 DOI: 10.1021/Es204649A |
0.781 |
|
| 2012 |
Czaja AD, Johnson CM, Yamaguchi KE, Beard BL. Comment on "Abiotic pyrite formation produces a large Fe isotope fractionation". Science (New York, N.Y.). 335: 538; author reply 53. PMID 22301304 DOI: 10.1126/Science.1211804 |
0.859 |
|
| 2012 |
Wu L, Druschel G, Findlay A, Beard BL, Johnson CM. Experimental determination of iron isotope fractionations among Fe aq 2+-FeS aq-Mackinawite at low temperatures: Implications for the rock record Geochimica Et Cosmochimica Acta. 89: 46-61. DOI: 10.1016/J.Gca.2012.04.047 |
0.8 |
|
| 2012 |
Czaja AD, Johnson CM, Roden EE, Beard BL, Voegelin AR, Nägler TF, Beukes NJ, Wille M. Evidence for free oxygen in the Neoarchean ocean based on coupled iron-molybdenum isotope fractionation Geochimica Et Cosmochimica Acta. 86: 118-137. DOI: 10.1016/J.Gca.2012.03.007 |
0.839 |
|
| 2012 |
Wu L, Percak-Dennett EM, Beard BL, Roden EE, Johnson CM. 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 Geochimica Et Cosmochimica Acta. 84: 14-28. DOI: 10.1016/J.Gca.2012.01.007 |
0.805 |
|
| 2012 |
Li W, Chakraborty S, Beard BL, Romanek CS, Johnson CM. Magnesium isotope fractionation during precipitation of inorganic calcite under laboratory conditions Earth and Planetary Science Letters. 333: 304-316. DOI: 10.1016/J.Epsl.2012.04.010 |
0.715 |
|
| 2012 |
Li W, Johnson CM, Beard BL. U-Th-Pb isotope data indicate phanerozoic age for oxidation of the 3.4Ga Apex Basalt Earth and Planetary Science Letters. 319: 197-206. DOI: 10.1016/J.Epsl.2011.12.035 |
0.729 |
|
| 2011 |
Colville EJ, Carlson AE, Beard BL, Hatfield RG, Stoner JS, Reyes AV, Ullman DJ. Sr-Nd-Pb isotope evidence for ice-sheet presence on southern Greenland during the Last Interglacial. Science (New York, N.Y.). 333: 620-3. PMID 21798947 DOI: 10.1126/Science.1204673 |
0.365 |
|
| 2011 |
Percak-Dennett EM, Beard BL, Xu H, Konishi H, Johnson CM, Roden EE. Iron isotope fractionation during microbial dissimilatory iron oxide reduction in simulated Archaean seawater. Geobiology. 9: 205-20. PMID 21504536 DOI: 10.1111/J.1472-4669.2011.00277.X |
0.811 |
|
| 2011 |
Wu L, Beard BL, Roden EE, Johnson CM. Stable iron isotope fractionation between aqueous Fe(II) and hydrous ferric oxide. Environmental Science & Technology. 45: 1847-52. PMID 21294566 DOI: 10.1021/Es103171X |
0.805 |
|
| 2011 |
Chetel LM, Janecke SU, Carroll AR, Beard BL, Johnson CM, Singer BS. Paleogeographic reconstruction of the Eocene Idaho River, North American Cordillera Bulletin of the Geological Society of America. 123: 71-88. DOI: 10.1130/B30213.1 |
0.736 |
|
| 2011 |
Singer BS, Smith KE, Jicha BR, Beard BL, Johnson CM, Rogers NW. Tracking open-system differentiation during growth of Santa María Volcano, Guatemala Journal of Petrology. 52: 2335-2363. DOI: 10.1093/Petrology/Egr047 |
0.752 |
|
| 2011 |
Li W, Beard BL, Johnson CM. Exchange and fractionation of Mg isotopes between epsomite and saturated MgSO 4 solution Geochimica Et Cosmochimica Acta. 75: 1814-1828. DOI: 10.1016/J.Gca.2011.01.023 |
0.72 |
|
| 2011 |
Jicha BR, Kristjánsson L, Brown MC, Singer BS, Beard BL, Johnson CM. New age for the Skálamælifell excursion and identification of a global geomagnetic event in the late Brunhes chron Earth and Planetary Science Letters. 310: 509-517. DOI: 10.1016/J.Epsl.2011.08.007 |
0.704 |
|
| 2011 |
Kita NT, Huberty JM, Kozdon R, Beard BL, Valley JW. High-precision SIMS oxygen, sulfur and iron stable isotope analyses of geological materials: Accuracy, surface topography and crystal orientation Surface and Interface Analysis. 43: 427-431. DOI: 10.1002/Sia.3424 |
0.449 |
|
| 2010 |
Kappler A, Johnson CM, Crosby HA, Beard BL, Newman DK. Evidence for equilibrium iron isotope fractionation by nitrate-reducing iron(II)-oxidizing bacteria. Geochimica Et Cosmochimica Acta. 74: 2826-2842. PMID 21076519 DOI: 10.1016/J.Gca.2010.02.017 |
0.796 |
|
| 2010 |
Tangalos GE, Beard BL, Johnson CM, Alpers CN, Shelobolina ES, Xu H, Konishi H, Roden EE. Microbial production of isotopically light iron(II) in a modern chemically precipitated sediment and implications for isotopic variations in ancient rocks. Geobiology. 8: 197-208. PMID 20374296 DOI: 10.1111/J.1472-4669.2010.00237.X |
0.805 |
|
| 2010 |
Hora JM, Singer BS, Jicha BR, Beard BL, Johnson CM, de Silva S, Salisbury M. Volcanic biotite-sanidine 40Ar/39Ar age discordances reflect Ar partitioning and pre-eruption closure in biotite Geology. 38: 923-926. DOI: 10.1130/G31064.1 |
0.712 |
|
| 2010 |
Jicha BR, Smith KE, Singer BS, Beard BL, Johnson CM, Rogers NW. Crustal assimilation no match for slab fluids beneath Volcán de Santa María, Guatemala Geology. 38: 859-862. DOI: 10.1130/G31062.1 |
0.751 |
|
| 2010 |
Shafer JT, Brandon AD, Lapen TJ, Righter M, Peslier AH, Beard BL. Trace element systematics and 147Sm-143Nd and 176Lu-176Hf ages of Larkman Nunatak 06319: Closed-system fractional crystallization of an enriched shergottite magma Geochimica Et Cosmochimica Acta. 74: 7307-7328. DOI: 10.1016/J.Gca.2010.09.009 |
0.692 |
|
| 2010 |
Wu L, Beard BL, Roden EE, Kennedy CB, Johnson CM. Stable Fe isotope fractionations produced by aqueous Fe(II)-hematite surface interactions Geochimica Et Cosmochimica Acta. 74: 4249-4265. DOI: 10.1016/J.Gca.2010.04.060 |
0.789 |
|
| 2010 |
Beard BL, Handler RM, Scherer MM, Wu L, Czaja AD, Heimann A, Johnson CM. Iron isotope fractionation between aqueous ferrous iron and goethite Earth and Planetary Science Letters. 295: 241-250. DOI: 10.1016/J.Epsl.2010.04.006 |
0.845 |
|
| 2010 |
Heimann A, Johnson CM, Beard BL, Valley JW, Roden EE, Spicuzza MJ, Beukes NJ. Fe, C, and O isotope compositions of banded iron formation carbonates demonstrate a major role for dissimilatory iron reduction in ~2.5Ga marine environments Earth and Planetary Science Letters. 294: 8-18. DOI: 10.1016/J.Epsl.2010.02.015 |
0.81 |
|
| 2010 |
Czaja AD, Johnson CM, Beard BL, Eigenbrode JL, Freeman KH, Yamaguchi KE. Iron and carbon isotope evidence for ecosystem and environmental diversity in the ∼ 2.7 to 2.5 Ga Hamersley Province, Western Australia Earth and Planetary Science Letters. 292: 170-180. DOI: 10.1016/J.Epsl.2010.01.032 |
0.834 |
|
| 2010 |
Johnson CM, Bell K, Beard BL, Shultis AI. Iron isotope compositions of carbonatites record melt generation, crystallization, and late-stage volatile-transport processes Mineralogy and Petrology. 98: 91-110. DOI: 10.1007/S00710-009-0055-4 |
0.816 |
|
| 2009 |
Handler RM, Beard BL, Johnson CM, Scherer MM. Atom exchange between aqueous Fe(II) and goethite: an Fe isotope tracer study. Environmental Science & Technology. 43: 1102-7. PMID 19320165 DOI: 10.1021/Es802402M |
0.791 |
|
| 2009 |
Kylander-Clark ARC, Hacker BR, Johnson CM, Beard BL, Mahlen NJ. Slow subduction of a thick ultrahigh-pressure terrane Tectonics. 28. DOI: 10.1029/2007Tc002251 |
0.795 |
|
| 2009 |
Lapen TJ, Medaris LG, Beard BL, Johnson CM. The Sandvik peridotite, Gurskøy, Norway: Three billion years of mantle evolution in the Baltica lithosphere Lithos. 109: 145-154. DOI: 10.1016/J.Lithos.2008.08.007 |
0.809 |
|
| 2009 |
Brandon AD, Lapen TJ, Debaille V, Beard BL, Rankenburg K, Neal C. Re-evaluating 142Nd/144Nd in lunar mare basalts with implications for the early evolution and bulk Sm/Nd of the Moon Geochimica Et Cosmochimica Acta. 73: 6421-6445. DOI: 10.1016/J.Gca.2009.07.015 |
0.727 |
|
| 2009 |
Wu L, Beard BL, Roden EE, Johnson CM. Influence of pH and dissolved Si on Fe isotope fractionation during dissimilatory microbial reduction of hematite Geochimica Et Cosmochimica Acta. 73: 5584-5599. DOI: 10.1016/J.Gca.2009.06.026 |
0.801 |
|
| 2009 |
Singer BS, Guillou H, Jicha BR, Laj C, Kissel C, Beard BL, Johnson CM. 40Ar/39Ar, K-Ar and 230Th-238U dating of the Laschamp excursion: A radioisotopic tie-point for ice core and climate chronologies Earth and Planetary Science Letters. 286: 80-88. DOI: 10.1016/J.Epsl.2009.06.030 |
0.707 |
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| 2009 |
Hora JM, Singer BS, Wörner G, Beard BL, Jicha BR, Johnson CM. Shallow and deep crustal control on differentiation of calc-alkaline and tholeiitic magma Earth and Planetary Science Letters. 285: 75-86. DOI: 10.1016/J.Epsl.2009.05.042 |
0.772 |
|
| 2009 |
Jicha BR, Johnson CM, Hildreth W, Beard BL, Hart GL, Shirey SB, Singer BS. Discriminating assimilants and decoupling deep- vs. shallow-level crystal records at Mount Adams using 238U-230Th disequilibria and Os isotopes Earth and Planetary Science Letters. 277: 38-49. DOI: 10.1016/J.Epsl.2008.09.035 |
0.798 |
|
| 2009 |
Jicha BR, Hart GL, Johnson CM, Hildreth W, Beard BL, Shirey SB, Valley JW. Isotopic and trace element constraints on the petrogenesis of lavas from the Mount Adams volcanic field, Washington Contributions to Mineralogy and Petrology. 157: 189-207. DOI: 10.1007/S00410-008-0329-6 |
0.834 |
|
| 2008 |
Johnson CM, Beard BL, Roden EE. The iron isotope fingerprints of redox and biogeochemical cycling in modern and ancient earth Annual Review of Earth and Planetary Sciences. 36: 457-493. DOI: 10.1146/Annurev.Earth.36.031207.124139 |
0.789 |
|
| 2008 |
Carroll AR, Doebbert AC, Booth AL, Chamberlain CP, Rhodes-Carson MK, Smith ME, Johnson CM, Beard BL. Capture of high-altitude precipitation by a low-altitude Eocene lake, western U.S Geology. 36: 791-794. DOI: 10.1130/G24783A.1 |
0.723 |
|
| 2008 |
Mahlen NJ, Beard BL, Johnson CM, Lapen TJ. An investigation of dissolution methods for Lu-Hf and: Sm-Nd isotope studies in zircon-and garnet-bearing whole-rock samples Geochemistry, Geophysics, Geosystems. 9. DOI: 10.1029/2007Gc001605 |
0.808 |
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| 2008 |
Heimann A, Beard BL, Johnson CM. The role of volatile exsolution and sub-solidus fluid/rock interactions in producing high 56Fe/54Fe ratios in siliceous igneous rocks Geochimica Et Cosmochimica Acta. 72: 4379-4396. DOI: 10.1016/J.Gca.2008.06.009 |
0.808 |
|
| 2008 |
Johnson CM, Beard BL, Klein C, Beukes NJ, Roden EE. Iron isotopes constrain biologic and abiologic processes in banded iron formation genesis Geochimica Et Cosmochimica Acta. 72: 151-169. DOI: 10.1016/J.Gca.2007.10.013 |
0.805 |
|
| 2008 |
Hyslop EV, Valley JW, Johnson CM, Beard BL. The effects of metamorphism on O and Fe isotope compositions in the Biwabik Iron Formation, northern Minnesota Contributions to Mineralogy and Petrology. 155: 313-328. DOI: 10.1007/S00410-007-0244-2 |
0.789 |
|
| 2007 |
Wiesli RA, Beard BL, Braterman PS, Johnson CM, Saha SK, Sinha MP. Iron isotope fractionation between liquid and vapor phases of iron pentacarbonyl. Talanta. 71: 90-6. PMID 19071272 DOI: 10.1016/J.Talanta.2006.03.026 |
0.768 |
|
| 2007 |
Crosby HA, Roden EE, Johnson CM, Beard BL. The mechanisms of iron isotope fractionation produced during dissimilatory Fe(III) reduction by Shewanella putrefaciens and Geobacter sulfurreducens Geobiology. 5: 169-189. DOI: 10.1111/J.1472-4669.2007.00103.X |
0.793 |
|
| 2007 |
King EM, Beard BL, Valley JW. Strontium and oxygen isotopic evidence for strike/slip movement of accreted terranes in the Idaho Batholith Lithos. 96: 387-401. DOI: 10.1016/J.Lithos.2006.11.001 |
0.435 |
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| 2007 |
Yamaguchi KE, Johnson CM, Beard BL, Beukes NJ, Gutzmer J, Ohmoto H. Isotopic evidence for iron mobilization during Paleoproterozoic lateritization of the Hekpoort paleosol profile from Gaborone, Botswana Earth and Planetary Science Letters. 256: 577-587. DOI: 10.1016/J.Epsl.2007.02.010 |
0.804 |
|
| 2007 |
Beard BL, Johnson CM. Comment on "Iron isotope fractionation during planetary differentiation" by S. Weyer et al., Earth Planet. Sci. Lett. V240, pages 251-264 Earth and Planetary Science Letters. 256: 633-637. DOI: 10.1016/J.Epsl.2007.01.037 |
0.816 |
|
| 2007 |
Jicha BR, Singer BS, Beard BL, Johnson CM, Moreno-Roa H, Naranjo JA. Rapid magma ascent and generation of 230Th excesses in the lower crust at Puyehue-Cordón Caulle, Southern Volcanic Zone, Chile Earth and Planetary Science Letters. 255: 229-242. DOI: 10.1016/J.Epsl.2006.12.017 |
0.755 |
|
| 2007 |
Kylander-Clark ARC, Hacker BR, Johnson CM, Beard BL, Mahlen NJ, Lapen TJ. Coupled Lu-Hf and Sm-Nd geochronology constrains prograde and exhumation histories of high- and ultrahigh-pressure eclogites from western Norway Chemical Geology. 242: 137-154. DOI: 10.1016/J.Chemgeo.2007.03.006 |
0.79 |
|
| 2007 |
Lapen TJ, Johnson CM, Baumgartner LP, Piaz GVD, Skora S, Beard BL. Coupling of oceanic and continental crust during Eocene eclogite-facies metamorphism: Evidence from the Monte Rosa nappe, western Alps Contributions to Mineralogy and Petrology. 153: 139-157. DOI: 10.1007/S00410-006-0144-X |
0.806 |
|
| 2006 |
Medaris LG, Beard BL, Jelínek E. Mantle-derived, UHP garnet pyroxenite and eclogite in the Moldanubian Gföhl nappe, Bohemian Massif: A geochemical review, new P-T determinations, and tectonic interpretation International Geology Review. 48: 765-777. DOI: 10.2747/0020-6814.48.9.765 |
0.364 |
|
| 2006 |
Johnson CM, Beard BL. Fe isotopes: An emerging technique for understanding modern and ancient biogeochemical cycles Gsa Today. 16: 4-10. DOI: 10.1130/Gsat01611A.1 |
0.81 |
|
| 2006 |
Chan MA, Johnson CM, Beard BL, Bowman JR, Parry WT. Iron isotopes constrain the pathways and formation mechanisms of terrestrial oxide concretions: A tool for tracing iron cycling on Mars? Geosphere. 2: 324-332. DOI: 10.1130/Ges00051.1 |
0.783 |
|
| 2006 |
Lapen TJ, Mahlen NJ, Johnson CM, Beard BL. Correction to “High precision Lu and Hf isotope analyses of both spiked and unspiked samples: A new approach” Geochemistry, Geophysics, Geosystems. 7: n/a-n/a. DOI: 10.1029/2006Gc001395 |
0.788 |
|
| 2006 |
Johnson CM, Beard BL. Tracing metasomatic and crystallization processes in the mantle through Fe isotopes Geochimica Et Cosmochimica Acta. 70. DOI: 10.1016/J.Gca.2006.06.599 |
0.771 |
|
| 2006 |
Severmann S, Johnson CM, Beard BL, McManus J. The effect of early diagenesis on the Fe isotope compositions of porewaters and authigenic minerals in continental margin sediments Geochimica Et Cosmochimica Acta. 70: 2006-2022. DOI: 10.1016/J.Gca.2006.01.007 |
0.873 |
|
| 2006 |
Chu NC, Johnson CM, Beard BL, German CR, Nesbitt RW, Frank M, Bohn M, Kubik PW, Usui A, Graham I. Evidence for hydrothermal venting in Fe isotope compositions of the deep Pacific Ocean through time Earth and Planetary Science Letters. 245: 202-217. DOI: 10.1016/J.Epsl.2006.02.043 |
0.82 |
|
| 2006 |
Beard BL, Johnson CM. 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] Chemical Geology. 235: 201-204. DOI: 10.1016/J.Chemgeo.2006.05.013 |
0.8 |
|
| 2005 |
Crosby HA, Johnson CM, Roden EE, Beard BL. Coupled Fe(II)-Fe(III) electron and atom exchange as a mechanism for Fe isotope fractionation during dissimilatory iron oxide reduction. Environmental Science & Technology. 39: 6698-704. PMID 16190229 DOI: 10.1021/Es0505346 |
0.792 |
|
| 2005 |
Johnson CM, Beard BL. Geochemistry. Biogeochemical cycling of iron isotopes. Science (New York, N.Y.). 309: 1025-7. PMID 16099969 DOI: 10.1126/Science.1112552 |
0.746 |
|
| 2005 |
Poulson RL, Johnson CM, Beard BL. Iron isotope exchange kinetics at the nanoparticulate ferrihydrite surface American Mineralogist. 90: 758-763. DOI: 10.2138/Am.2005.1802 |
0.795 |
|
| 2005 |
Mahlen NJ, Johnson CM, Baumgartner LP, Beard BL. Provenance of Jurassic Tethyan sediments in the HP/UHP Zermatt-Saas ophiolite, western Alps Bulletin of the Geological Society of America. 117: 530-544. DOI: 10.1130/B25545.1 |
0.822 |
|
| 2005 |
Beard BL, Johnson CM. Erratum to Brian L. Beard and Clark M. Johnson (2004) “Inter-mineral Fe isotope variations in mantle-derived rocks and implications for the Fe geochemical cycle”, Geochimica et Cosmochimica Acta 68, 4727–4743 Geochimica Et Cosmochimica Acta. 69: 5161-5161. DOI: 10.1016/J.Gca.2005.02.018 |
0.791 |
|
| 2005 |
Johnson CM, Roden EE, Welch SA, Beard BL. Experimental constraints on Fe isotope fractionation during magnetite and Fe carbonate formation coupled to dissimilatory hydrous ferric oxide reduction Geochimica Et Cosmochimica Acta. 69: 963-993. DOI: 10.1016/J.Gca.2004.06.043 |
0.796 |
|
| 2005 |
Jicha BR, Singer BS, Beard BL, Johnson CM. Contrasting timescales of crystallization and magma storage beneath the Aleutian Island arc Earth and Planetary Science Letters. 236: 195-210. DOI: 10.1016/J.Epsl.2005.05.002 |
0.748 |
|
| 2005 |
Yamaguchi KE, Johnson CM, Beard BL, Ohmoto H. Biogeochemical cycling of iron in the Archean-Paleoproterozoic Earth: Constraints from iron isotope variations in sedimentary rocks from the Kaapvaal and Pilbara Cratons Chemical Geology. 218: 135-169. DOI: 10.1016/J.Chemgeo.2005.01.020 |
0.816 |
|
| 2005 |
Lapen TJ, Medaris LG, Johnson CM, Beard BL. 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 Contributions to Mineralogy and Petrology. 150: 131-145. DOI: 10.1007/S00410-005-0021-Z |
0.818 |
|
| 2004 |
Johnson CM, Beard BL, Roden EE, Newman DK, Nealson KH. Isotopic constraints on biogeochemical cycling of Fe Reviews in Mineralogy and Geochemistry. 55: 359-408. DOI: 10.2138/Gsrmg.55.1.359 |
0.779 |
|
| 2004 |
Beard BL, Johnson CM. Fe isotope variations in the modern and ancient earth and other planetary bodies Reviews in Mineralogy and Geochemistry. 55: 319-357. DOI: 10.2138/Gsrmg.55.1.319 |
0.802 |
|
| 2004 |
Albarède F, Beard B. Analytical Methods for Non-Traditional Isotopes Reviews in Mineralogy & Geochemistry. 55: 113-152. DOI: 10.2138/Gsrmg.55.1.113 |
0.345 |
|
| 2004 |
Johnson CM, Beard BL, Albarède F. Overview and general concepts Reviews in Mineralogy & Geochemistry. 55: 1-24. DOI: 10.2138/Gsrmg.55.1.1 |
0.757 |
|
| 2004 |
Lapen TJ, Mahlen NJ, Johnson CM, Beard BL. High precision Lu and Hf isotope analyses of both spiked and unspiked samples: A new approach Geochemistry, Geophysics, Geosystems. 5. DOI: 10.1029/2003Gc000582 |
0.8 |
|
| 2004 |
Beard BL, Johnson CM. Inter-mineral Fe isotope variations in mantle-derived rocks and implications for the Fe geochemical cycle Geochimica Et Cosmochimica Acta. 68: 4727-4743. DOI: 10.1016/J.Gca.2004.04.023 |
0.828 |
|
| 2004 |
Croal LR, Johnson CM, Beard BL, Newman DK. Iron isotope fractionation by Fe(II)-oxidizing photoautotrophic bacteria Geochimica Et Cosmochimica Acta. 68: 1227-1242. DOI: 10.1016/J.Gca.2003.09.011 |
0.8 |
|
| 2004 |
Severmann S, Johnson CM, Beard BL, German CR, Edmonds HN, Chiba H, Green DRH. 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 Earth and Planetary Science Letters. 225: 63-76. DOI: 10.1016/J.Epsl.2004.06.001 |
0.868 |
|
| 2004 |
Wiesli RA, Beard BL, Johnson CM. Experimental determination of Fe isotope fractionation between aqueous Fe(II), siderite and “green rust” in abiotic systems Chemical Geology. 211: 343-362. DOI: 10.1016/J.Chemgeo.2004.07.002 |
0.802 |
|
| 2003 |
Beard BL, Johnson CM, Damm KLV, Poulson RL. Iron isotope constraints on Fe cycling and mass balance in oxygenated Earth oceans Geology. 31: 629-632. DOI: 10.1130/0091-7613(2003)031<0629:Iicofc>2.0.Co;2 |
0.82 |
|
| 2003 |
Welch SA, Beard BL, Johnson CM, Braterman PS. Kinetic and equilibrium Fe isotope fractionation between aqueous Fe(II) and Fe(III) Geochimica Et Cosmochimica Acta. 67: 4231-4250. DOI: 10.1016/S0016-7037(03)00266-7 |
0.787 |
|
| 2003 |
Wiesli RA, Beard BL, Taylor LA, Johnson CM. Space weathering processes on airless bodies: Fe isotope fractionation in the lunar regolith Earth and Planetary Science Letters. 216: 457-465. DOI: 10.1016/S0012-821X(03)00552-1 |
0.754 |
|
| 2003 |
Lapen TJ, Johnson CM, Baumgartner LP, Mahlen NJ, Beard BL, Amato JM. Burial rates during prograde metamorphism of an ultra-high-pressure terrane: An example from Lago di Cignana, western Alps, Italy Earth and Planetary Science Letters. 215: 57-72. DOI: 10.1016/S0012-821X(03)00455-2 |
0.795 |
|
| 2003 |
Johnson CM, Beard BL, Braterman PS, Welch SA. Reply to Comment on ‘Isotopic fractionation between Fe(III) and Fe(II) in aqueous solutions’ by Thomas D. Bullen, Arthur F. White and Cyril W. Childs Earth and Planetary Science Letters. 206: 233-236. DOI: 10.1016/S0012-821X(02)01092-0 |
0.758 |
|
| 2003 |
Beard BL, Johnson CM, Skulan JL, Nealson KH, Cox L, Sun H. Application of Fe isotopes to tracing the geochemical and biological cycling of Fe Chemical Geology. 195: 87-117. DOI: 10.1016/S0009-2541(02)00390-X |
0.81 |
|
| 2003 |
Johnson CM, Beard BL, Beukes NJ, Klein C, O'Leary JM. Ancient geochemical cycling in the Earth as inferred from Fe isotope studies of banded iron formations from the Transvaal Craton Contributions to Mineralogy and Petrology. 144: 523-547. DOI: 10.1007/S00410-002-0418-X |
0.825 |
|
| 2002 |
Rhodes MK, Carroll AR, Pietras JT, Beard BL, Johnson CM. Strontium isotope record of paleohydrology and continental weathering, Eocene Green River Formation, Wyoming Geology. 30: 167-170. DOI: 10.1130/0091-7613(2002)030<0167:Siropa>2.0.Co;2 |
0.752 |
|
| 2002 |
Johnson CM, Skulan JL, Beard BL, Sun H, Nealson KH, Braterman PS. Isotopic fractionation between Fe(III) and Fe(II) in aqueous solutions Earth and Planetary Science Letters. 195: 141-153. DOI: 10.1016/S0012-821X(01)00581-7 |
0.794 |
|
| 2000 |
Beard BL, Johnson CM. Strontium isotope composition of skeletal material can determine the birth place and geographic mobility of humans and animals. Journal of Forensic Sciences. 45: 1049-1061. DOI: 10.1520/Jfs14829J |
0.74 |
|
| 2000 |
Olsen SN, Johnson CM, Beard BL, Baumgartner LP. New U-Pb zircon data and constraints on the age and mode of migmatization in the Aar massif, Central Alps European Journal of Mineralogy. 12: 1245-1260. DOI: 10.1127/0935-1221/2000/0012-1245 |
0.735 |
|
| 1999 |
Beard BL, Johnson CM, Cox L, Sun H, Nealson KH, Aguilar C. Iron isotope biosignatures. Science (New York, N.Y.). 285: 1889-92. PMID 10489362 DOI: 10.1126/Science.285.5435.1889 |
0.8 |
|
| 1999 |
Johnson CM, Beard BL. Correction of instrumentally produced mass fractionation during isotopic analysis of fe by thermal ionization mass spectrometry International Journal of Mass Spectrometry. 193: 87-99. DOI: 10.1016/S1387-3806(99)00158-X |
0.77 |
|
| 1999 |
Beard BL, Johnson CM. High precision iron isotope measurements of terrestrial and lunar materials Geochimica Et Cosmochimica Acta. 63: 1653-1660. DOI: 10.1016/S0016-7037(99)00089-7 |
0.815 |
|
| 1999 |
Amato JM, Johnson CM, Baumgartner LP, Beard BL. Rapid exhumation of the Zermatt-Saas ophiolite deduced from high-precision SmNd and RbSr geochronology Earth and Planetary Science Letters. 171: 425-438. DOI: 10.1016/S0012-821X(99)00161-2 |
0.703 |
|
| 1998 |
Beard BL, Taylor LA, Scherer EE, Johnson CM, Snyder GA. The Source Region and Melting Mineralogy of High-Titanium and Low-Titanium Lunar Basalts Deduced from Lu-Hf Isotope Data Geochimica Et Cosmochimica Acta. 62: 525-544. DOI: 10.1016/S0016-7037(97)00373-6 |
0.75 |
|
| 1997 |
Beard BL, Johnson CM. Hafnium isotope evidence for the origin of Cenozoic basaltic lavas from the southwestern United States Journal of Geophysical Research. 102: 20149-20178. DOI: 10.1029/97Jb01731 |
0.767 |
|
| 1997 |
Grupe G, Price TD, Schröter P, Söllner F, Johnson CM, Beard BL. Mobility of Bell Beaker people revealed by strontium isotope ratios of tooth and bone: a study of southern Bavarian skeletal remains Applied Geochemistry. 12: 517-525. DOI: 10.1016/S0883-2927(97)00030-9 |
0.724 |
|
| 1997 |
Scherer EE, Cameron KL, Johnson CM, Beard BL, Barovich KM, Collerson KD. LuHf geochronology applied to dating Cenozoic events affecting lower crustal xenoliths from Kilbourne Hole, New Mexico Chemical Geology. 142: 63-78. DOI: 10.1016/S0009-2541(97)00076-4 |
0.739 |
|
| 1995 |
Barovich KM, Beard BL, Cappel JB, Johnson CM, Kyser TK, Morgan BE. A chemical method for hafnium separation from high-Ti whole-rock and zircon samples Chemical Geology. 121: 303-308. DOI: 10.1016/0009-2541(94)00131-Q |
0.712 |
|
| 1995 |
Medaris LG, Beard BL, Johnson CM, Valley JW, Spicuzza MJ, Jelínek E, Mísâr Z. Garnet pyroxenite and eclogite in the Bohemian Massif: geochemical evidence for Variscan recycling of subducted lithosphere International Journal of Earth Sciences. 84: 489-505. DOI: 10.1007/Bf00284516 |
0.743 |
|
| 1993 |
Beard BL, Johnson CM. Hf isotope composition of late Cenozoic basaltic rocks from northwestern Colorado, USA: New constraints on mantle enrichment processes Earth and Planetary Science Letters. 119: 495-509. DOI: 10.1016/0012-821X(93)90058-H |
0.753 |
|
| 1992 |
Beard BL, Medaris LG, Johnson CM, Brueckner HK, Mísař Z. Petrogenesis of Variscan high-temperature Group A eclogites from the Moldanubian Zone of the Bohemian Massif, Czechoslovakia Contributions to Mineralogy and Petrology. 111: 468-483. DOI: 10.1007/Bf00320902 |
0.756 |
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