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Number of items: 83.

2019

Ma, Chi and Tschauner, Oliver and Beckett, John R. et al. (2019) Chenmingite, FeCr_2O_4 in the CaFe_2O_4-type structure, a shock-induced, high-pressure mineral in the Tissint martian meteorite. American Mineralogist, 104 (10). pp. 1521-1525. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20191003-141403801

Ma, Chi and Tschauner, Oliver and Bindi, Luca et al. (2019) A vacancy‐rich, partially inverted spinelloid silicate, (Mg,Fe,Si)_2(Si,□)O_4, as a major matrix phase in shock melt veins of the Tenham and Suizhou L6 chondrites. Meteoritics and Planetary Science, 54 (9). pp. 1907-1918. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20190710-110038655

Newcombe, M. E. and Beckett, J. R. and Baker, M. B. et al. (2019) Effects of pH_2O, pH_2 and fO_2 on the diffusion of h-bearing species in lunar basaltic liquid and an iron-free basaltic analog at 1 atm. Geochimica et Cosmochimica Acta, 259 . pp. 316-343. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20190607-080718714

Krot, A. N. and Ma, C. and Nagashima, K. et al. (2019) Mineralogy, Petrography, and Oxygen Isotopic Compositions of Ultrarefractory Inclusions from Carbonaceous Chondrites. Chemie der Erde - Geochemistry . ISSN 0009-2819. (In Press) https://resolver.caltech.edu/CaltechAUTHORS:20190816-103122788

Krot, A. N. and Ma, C. and Nagashima, K. et al. (2019) Mineralogy, Petrography, and Oxygen Isotopic Compositions of Ultrarefractory Inclusions from Carbonaceous Chondrites. Meteoritics and Planetary Science, 54 (S2). p. 6109. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20190709-103021676

2018

Ma, Chi and Beckett, John R. (2018) Nuwaite (Ni_6GeS_2) and butianite (Ni_6SnS_2), two new minerals from the Allende meteorite: Alteration products in the early solar system. American Mineralogist, 103 (12). pp. 1918-1924. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20181204-073244760

Ma, Chi and Tschauner, Oliver and Beckett, John R. et al. (2018) Liebermannite, KAlSi_3O_8, a new shock-metamorphic, high-pressure mineral from the Zagami Martian meteorite. Meteoritics and Planetary Science, 53 (1). pp. 50-61. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20171030-130003003

2017

Ma, Chi and Yoshizaki, Takashi and Krot, Alexander N. et al. (2017) Discovery of Rubinite, Ca_3Ti^(3+)_2Si_3O_(12), a new Garnet Mineral in Refractory Inclusions from Carbonaceous Chondrites. Meteoritics and Planetary Science, 52 (S1). p. 211. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20170707-101252360

Newcombe, M. E. and Brett, A. and Beckett, J. R. et al. (2017) Solubility of water in lunar basalt at low pH_2O. Geochimica et Cosmochimica Acta, 200 . pp. 330-352. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20170109-092018124

Matzen, Andrew K. and Baker, Michael B. and Beckett, John R. et al. (2017) The effect of liquid composition on the partitioning of Ni between olivine and silicate melt. Contributions to Mineralogy and Petrology, 172 (1). Art. No. 3. ISSN 0010-7999. PMCID PMC5165033. https://resolver.caltech.edu/CaltechAUTHORS:20170103-100701640

2016

Liu, Yang and Ma, Chi and Beckett, John R. et al. (2016) Rare-earth-element minerals in martian breccia meteorites NWA 7034 and 7533: Implications for fluid–rock interaction in the martian crust. Earth and Planetary Science Letters, 451 . pp. 251-262. ISSN 0012-821X. https://resolver.caltech.edu/CaltechAUTHORS:20160725-160158868

Ma, Chi and Tschauner, Oliver and Beckett, John R. et al. (2016) Ahrensite, γ-Fe_2SiO_4, a new shock-metamorphic mineral from the Tissint meteorite: Implications for the Tissint shock event on Mars. Geochimica et Cosmochimica Acta, 184 . pp. 240-256. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20160510-133623803

Ma, Chi and Beckett, John R. (2016) Majindeite, Mg_2Mo_3O_8, a new mineral from the Allende meteorite and a witness to post-crystallization oxidation of a Ca-Al-rich refractory inclusion. American Mineralogist, 101 (5). pp. 1161-1170. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20160708-134108641

McCanta, M. C. and Beckett, J. R. and Stolper, E. M. (2016) Correlations and zoning patterns of phosphorus and chromium in olivine from H chondrites and the LL chondrite Semarkona. Meteoritics and Planetary Science, 51 (3). pp. 520-546. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20160222-080945532

2015

Ma, Chi and Krot, Alexander N. and Beckett, John R. et al. (2015) Discovery of Warkite, Ca_2Sc_6Al_6O_(20), a New Sc-Rich Ultra-Refractory Mineral in Murchison and Vigarano. Meteoritics and Planetary Science, 50 (S1). Art. No. 5025. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20150828-105700169

Liu, Yang and Ma, Chi and Beckett, John (2015) Hydrothermal Alteration of Martian Zircons in NWA 7034/7533. Meteoritics and Planetary Science, 50 (S1). Art. No. 5080. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20150828-154254069

Paque, J. M. and Burnett, D. S. and Beckett, J. R. et al. (2015) Materials Older Than Ca-Al-Rich Inclusions. Meteoritics and Planetary Science, 50 (S1). Art. No. 5281. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20150828-111222397

Liu, Yang and Ma, Chi and Chen, Yang et al. (2015) Rare-Earth Minerals in Martian Meteorite NWA 7034/7533: Evidence for Fluid-Rock Interaction in the Martian Crust. Meteoritics and Planetary Science, 50 (S1). Art. No. 5051. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20150831-083402769

Beckett, J. R. and Harvey, J.-P. and Ma, C. et al. (2015) The Stability of Zirconia-Saturated Perovskite and Conditions in the Early Solar System. Meteoritics and Planetary Science, 50 (S1). Art. No. 5245. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20150828-104631440

Ma, Chi and Tschauner, Oliver and Beckett, John R. et al. (2015) Tissintite, (Ca,Na,□)AlSi_2O_6, a highly-defective, shock-induced, high-pressure clinopyroxene in the Tissint martian meteorite. Earth and Planetary Science Letters, 422 . pp. 194-205. ISSN 0012-821X. https://resolver.caltech.edu/CaltechAUTHORS:20150505-101702971

2014

Tschauner, Oliver and Ma, Chi and Beckett, John R. et al. (2014) Discovery of bridgmanite, the most abundant mineral in Earth, in a shocked meteorite. Science, 346 (6213). pp. 1100-1102. ISSN 0036-8075. https://resolver.caltech.edu/CaltechAUTHORS:20141126-141558657

Ma, C. and Tschauner, O. and Beckett, J. R. et al. (2014) Tissintite, (Ca,Na,□)AlSi_2O_6: A Shock-Induced Clinopyroxene in the Tissint Meteorite. Meteoritics and Planetary Science, 49 (S1). A249. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20141023-104325200

Ma, Chi and Beckett, John R. and Rossman, George R. (2014) Allendeite (Sc_4Zr_3O_(12)) and hexamolybdenum (Mo,Ru,Fe), two new minerals from an ultrarefractory inclusion from the Allende meteorite. American Mineralogist, 99 (4). pp. 654-666. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20140519-150356874

Ma, Chi and Beckett, John R. and Rossman, George R. (2014) Monipite, MoNiP, a new phosphide mineral in a Ca-Al-rich inclusion from the Allende meteorite. American Mineralogist, 99 (1). pp. 198-205. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20140131-094029582

2013

Matzen, Andrew K. and Baker, Michael B. and Beckett, John R. et al. (2013) The Temperature and Pressure Dependence of Nickel Partitioning between Olivine and Silicate Melt. Journal of Petrology, 54 (12). pp. 2521-2545. ISSN 0022-3530. https://resolver.caltech.edu/CaltechAUTHORS:20140114-092842528

Paque, J. M. and Sutton, S. R. and Simon, S. B. et al. (2013) XANES and Mg isotopic analyses of spinels in Ca-Al-rich inclusions: Evidence for formation under oxidizing conditions. Meteoritics and Planetary Science, 48 (10). pp. 2015-2043. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20140114-141328012

Ma, Chi and Tschauner, Oliver and Beckett, John R. et al. (2013) Kangite, (Sc,Ti,Al,Zr,Mg,Ca,□)_2O_3, a new ultra-refractory scandia mineral from the Allende meteorite: Synchrotron micro-Laue diffraction and electron backscatter diffraction. American Mineralogist, 98 (5-6). pp. 870-878. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20130730-115618185

2012

Ma, Chi and Beckett, John R. and Rossman, George R. (2012) Browneite, MnS, a new sphalerite-group mineral from the Zakłodzie meteorite. American Mineralogist, 97 (11-12). pp. 2056-2059. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20130116-074917825

Ma, Chi and Beckett, John R. and Rossman, George R. (2012) Buseckite, (Fe,Zn,Mn)S, a new mineral from the Zakłodzie meteorite. American Mineralogist, 97 (7). pp. 1226-1233. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20120626-141807844

Ma, Chi and Tschauner, Oliver and Beckett, John R. et al. (2012) Discovery of Kangite, (Sc,Ti,Al,Zr,Mg,Ca)_2O_3, A New Ultra-Refractory Mineral in Allende. Meteoritics and Planetary Science, 47 (S1). A257-A257. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20121002-151647642

Ma, Chi and Tschauner, Oliver and Beckett, John R. et al. (2012) Panguite, (Ti^(4+),Sc,Al,Mg,Zr,Ca)_(1.8)O_3, a new ultra-refractory titania mineral from the Allende meteorite: Synchrotron micro-diffraction and EBSD. American Mineralogist, 97 (7). pp. 1219-1225. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20120626-134127014

Ebel, Denton S. and Weisberg, Michael K. and Beckett, John R. (2012) Thermochemical stability of low-iron, manganese-enriched olivine in astrophysical environments. Meteoritics and Planetary Science, 47 (4). pp. 585-593. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20120523-161355390

2011

Ma, Chi and Beckett, John R. and Rossman, George R. (2011) Murchisite, Cr_5S_6, a new mineral from the Murchison meteorite. American Mineralogist, 96 (11-12). pp. 1905-1908. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20111223-071221033

Balta, Brian J. and Beckett, John R. and Asimow, Paul D. (2011) Thermodynamic properties of alloys of gold-74/palladium-26 with variable amounts of iron and the use of Au-Pd-Fe alloys as containers for experimental petrology. American Mineralogist, 96 (10). pp. 1467-1474. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20111101-091711413

Ma, Chi and Connolly, Harold C., Jr. and Beckett, John R. et al. (2011) Brearleyite, Ca_(12)Al_(14)O_(32)Cl_2, a new alteration mineral from the NWA 1934 meteorite. American Mineralogist, 96 (8-9). pp. 1199-1206. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20110829-142252227

Connolly, H. C., Jr. and Beckett, J. R. and Huss, G. R. et al. (2011) Allende 3509 HC-2: A Compact Type A-‘F’ Inclusion with a Snake-Like Morphology. Meteoritics and Planetary Science, 46 (S1). A47-A47. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130301-112410100

Matzen, Andrew K. and Baker, Michael B. and Beckett, John R. et al. (2011) Fe-Mg Partitioning between Olivine and High-magnesian Melts and the Nature of Hawaiian Parental Liquids. Journal of Petrology, 52 (7-8). pp. 1243-1263. ISSN 0022-3530. https://resolver.caltech.edu/CaltechAUTHORS:20110823-142852762

Matzen, A. K. and Beckett, J. R. and Baker, M. B. et al. (2011) Fe^(2+)-Mg Partitioning Between Olivine and Martian Basaltic Melts. Meteoritics and Planetary Science, 46 (S1). A150-A150. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130301-111741242

Ma, Chi and Beckett, John R. and Tschauner, Oliver et al. (2011) Thortveitite (Sc_2Si_2O_7), the First Solar Silicate? Meteoritics and Planetary Science, 46 (S1). A144-A144. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130301-111134306

Ma, Chi and Kampf, Anthony R. and Connolly, Harold C., Jr. et al. (2011) Krotite, CaAl_2O_4, a new refractory mineral from the NWA 1934 meteorite. American Mineralogist, 96 (5-6). pp. 709-715. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20110608-074522821

Ma, Chi and Tschauner, Oliver and Beckett, John R. et al. (2011) Discovery of Panguite, a New Ultra-Refractory Titania Mineral in Allende. In: 42nd Lunar and Planetary Science Conference. Lunar and Planetary Institute , Houston, TX, p. 1276. https://resolver.caltech.edu/CaltechAUTHORS:20130506-101052296

2010

Ma, Chi and Sweeney Smith, Stuart A. and Connolly, Harold C., Jr. et al. (2010) Discovery of Cl-Bearing Mayenite, Ca_(12)Al_(14)O_(32)Cl_2, a new Mineral in a CV3 Meteorite. Meteoritics and Planetary Science, 45 (S1). A123-A123. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130304-103710233

Ma, Chi and Beckett, John R. and Rossman, George R. (2010) Discovery of a New Chromium Sulfide Mineral, Cr_5S_6 in Murchison. Meteoritics and Planetary Science, 45 (S1). A124-A124. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130301-131435685

Paque, J. M. and Sutton, S. R. and Simon, S. B. et al. (2010) Valence of Titanium in Ca-Al-Rich Inclusions: Experimental Samples and Relevance to Natural CAIs. Meteoritics and Planetary Science, 45 (S1). A161-A161. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130129-073559453

2009

Ma, Chi and Beckett, John R. and Rossman, George R. (2009) Discovery of a MG-Dominant Analog of Kamiokite, MG_2MO_3O_8, a New Mineral from an Allende Type B1 CAI. Meteoritics and Planetary Science, 44 (S7). A128-A128. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130129-113640249

Ma, Chi and Beckett, John R. and Rossman, George R. (2009) Discovery of a New Phosphide Mineral, Monipite (Monip), in an Allende Type B1 CAI. Meteoritics and Planetary Science, 44 (S7). A127-A127. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130304-105420995

Matzen, A. K. and Baker, M. B. and Beckett, J. R. et al. (2009) The temperature and pressure dependence of Ni partitioning between olivine and MgO-rich silicate melt. Geochimica et Cosmochimica Acta, 73 (13). A851-A851. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20130304-102906798

Paque, J. M. and Beckett, J. R. and Ishii, H. A. et al. (2009) The formation of boundary clinopyroxenes and associated glass veins in type B1 CAIs. Meteoritics and Planetary Science, 44 (5). pp. 665-687. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20090817-144815407

Ma, C. and Beckett, J. R. and Rossman, G. R. (2009) Allendeite and Hexamolybdenum: Two New Ultra-Refractory Minerals in Allende and Two Missing Links. In: 40th Lunar and Planetary Science Conference: forty years of outstanding lunar and planetary science research: March 23-27, 2009. Lunar and Planetary Institute , Houston, TX, p. 1402. https://resolver.caltech.edu/CaltechAUTHORS:20130506-100138930

Ma, C. and Beckett, J. R. and Rossman, G. R. et al. (2009) In-situ Discovery of a Cluster of Refractory Grains in an Allende Ferromagnesian Chondrule. In: 40th Lunar and Planetary Science Conference. Lunar and Planetary Institute , Houston, TX, Art. No. 2138. https://resolver.caltech.edu/CaltechAUTHORS:20130710-110455167

2008

Hofmann, Amy E. and Beckett, J. R. and Baker, Michael B. et al. (2008) P, Cr, and Al zonation in komatiitic olivine. Geochimica et Cosmochimica Acta, 72 (12). A385-A385. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20130304-131651571

McCanta, M. C. and Beckett, J. R. and Stolper, E. M. (2008) Phosphorus zonation as a record of olivine crystallization history. Geochimica et Cosmochimica Acta, 72 (12). A610-A610. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20130304-132458405

Beckett, J. R. and Thrane, K. and Krot, A. N. (2008) Why igneous wollastonite is so rare in CAIs. Meteoritics and Planetary Science, 43 (S7). A23-A23. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130304-133003049

Milman-Barris, Margaret S. and Beckett, John R. and Baker, Michael B. et al. (2008) Zoning of phosphorus in igneous olivine. Contributions to Mineralogy and Petrology, 155 (6). pp. 739-765. ISSN 0010-7999. https://resolver.caltech.edu/CaltechAUTHORS:20120823-103423279

2007

Paque, J. M. and Ishii, H. A. and Toppani, A. et al. (2007) Origin of boundary clinopyroxenes between spinel and melilite in type B1 CAIs. Meteoritics and Planetary Science, 42 (S8). A121-A121. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130131-093304456

Paque, J. M. and Burnett, D. S. and Beckett, J. R. (2007) Zoning patterns of Fe and V in spinel from a type B Ca-Al-rich inclusion: Constraints on subsolidus thermal history. Meteoritics and Planetary Science, 42 (6). pp. 899-912. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20130215-133921432

Kessel, Ronit and Beckett, John R. and Stolper, Edward M. (2007) The thermal history of equilibrated ordinary chondrites and the relationship between textural maturity and temperature. Geochimica et Cosmochimica Acta, 71 (7). pp. 1855-1881. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120823-120834717

2004

Kessel, Ronit and Beckett, John R. and Huss, Gary R. et al. (2004) The activity of chromite in multicomponent spinels: Implications for T-fO_2 conditions of equilibrated H chondrites. Meteoritics and Planetary Science, 39 (8). pp. 1287-1305. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20120822-112954463

2003

Kessel, Ronit and Beckett, John R. and Stolper, Edward M. (2003) Experimental determination of the activity of chromite in multicomponent spinels. Geochimica et Cosmochimica Acta, 67 (16). pp. 3033-3044. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120823-103344245

2002

Mendybaev, R. A. and Beckett, J. R. and Grossman, L. et al. (2002) Volatilization kinetics of silicon carbide in reducing gases: An experimental study with applications to the survival of presolar grains in the solar nebula. Geochimica et Cosmochimica Acta, 66 (4). pp. 661-682. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120823-114625514

Beckett, John R. (2002) Role of basicity and tetrahedral speciation in controlling the thermodynamic properties of silicate liquids, part 1: The system CaO-MgO-Al_2O_3-SiO_2. Geochimica et Cosmochimica Acta, 66 (1). pp. 93-107. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20130305-131925958

2001

Kessel, Ronit and Beckett, John R. and Stolper, Edward M. (2001) Thermodynamic properties of the Pt-Fe system. American Mineralogist, 86 (9). pp. 1003-1014. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20120822-153415634

2000

Mendybaev, R. A. and Beckett, J. R. and Grossman, L. et al. (2000) Survival of presolar silicon carbide grains during parent-body metamorphism: constraints on the composition of metamorphic fluids. Meteoritics and Planetary Science, 35 (S5). A107-A108. ISSN 1086-9379. https://resolver.caltech.edu/CaltechAUTHORS:20140226-153938176

Beckett, J. R. and Stolper, E. (2000) The partitioning of Na between melilite and liquid: Part I. The role of crystal chemistry and liquid composition. Geochimica et Cosmochimica Acta, 64 (14). pp. 2509-2517. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120822-122451911

Beckett, J. R. and Simon, S. B. and Stolper, E. (2000) The partitioning of Na between melilite and liquid: Part II. Applications to Type B inclusions from carbonaceous chondrites. Geochimica et Cosmochimica Acta, 64 (14). pp. 2519-2534. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120822-121402732

1999

Baker, Michael B. and Beckett, John R. (1999) The origin of abyssal peridotites: a reinterpretation of constraints based on primary bulk compositions. Earth and Planetary Science Letters, 171 (1). pp. 49-61. ISSN 0012-821X. https://resolver.caltech.edu/CaltechAUTHORS:20130305-074039435

1998

Mendybaev, R. A. and Beckett, J. R. and Stolper, E. et al. (1998) Measurement of oxygen fugacities under reducing conditions: Non-Nernstian behavior of Y_2O_3-doped zirconia oxygen sensors. Geochimica et Cosmochimica Acta, 62 (18). pp. 3131-3139. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120823-104234879

1997

Beckett, J. R. and Mendybaev, R. A. (1997) The measurement of oxygen fugacities in flowing gas mixtures at temperatures below 1200°C. Geochimica et Cosmochimica Acta, 61 (20). pp. 4331-4336. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20130305-110630403

Kennedy, Allen K. and Beckett, John R. and Edwards, David A. et al. (1997) Trace element disequilibria and magnesium isotope heterogeneity in 3655A: Evidence for a complex multi-stage evolution of a typical Allende Type B1 CAI. Geochimica et Cosmochimica Acta, 61 (7). pp. 1541-1561. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20130305-134413979

1995

Chamberlin, Laurinda and Beckett, John R. and Stolper, Edward (1995) Palladium oxide equilibration and the thermodynamic properties of MgAl_2O_4 spinel. American Mineralogist, 80 (3-4). pp. 285-296. ISSN 0003-004X. https://resolver.caltech.edu/CaltechAUTHORS:20120823-160732559

1994

Paque, Julie M. and Beckett, John R. and Barber, David J. et al. (1994) A new titanium-bearing calcium aluminosilicate phase: I. Meteoritic occurrences and formation in synthetic systems. Meteoritics, 29 (5). pp. 673-682. ISSN 0026-1114 . https://resolver.caltech.edu/CaltechAUTHORS:20120820-153742833

Barber, David J. and Beckett, John R. and Paque, Julie M. et al. (1994) A new titanium-bearing calcium aluminosilicate phase: II. Crystallography and crystal chemistry of grains formed in slowly cooled melts with bulk compositions of calcium-aluminum-rich inclusions. Meteoritics, 29 (5). pp. 682-690. ISSN 0026-1114 . https://resolver.caltech.edu/CaltechAUTHORS:20120824-114207534

Chamberlin, Laurinda and Beckett, John R. and Stolper, Edward M. (1994) Pd-oxide equilibration: a new experimental method for the direct determination of oxide activities in melts and minerals. Contributions to Mineralogy and Petrology, 116 (1-2). pp. 169-181. ISSN 0010-7999. https://resolver.caltech.edu/CaltechAUTHORS:20120827-071553116

Beckett, J. R. and Stolper, E. (1994) The stability of hibonite, melilite and other aluminous phases in silicate melts: Implications for the origin of hibonite-bearing inclusions from carbonaceous chondrites. Meteoritics, 29 (1). pp. 41-65. ISSN 0026-1114. https://resolver.caltech.edu/CaltechAUTHORS:20120821-130633543

1990

Beckett, John R. and Spivack, Arthur J. and Hutcheon, Ian D. et al. (1990) Crystal chemical effects on the partitioning of trace elements between mineral and melt: An experimental study of melilite with applications to refractory inclusions from carbonaceous chondrites. Geochimica et Cosmochimica Acta, 54 (6). pp. 1755-1774. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120821-095022119

1989

Blum, Joel D. and Wasserburg, G. J. and Hutcheon, I. D. et al. (1989) Diffusion, phase equilibria and partitioning experiments in the Ni-Fe-Ru system. Geochimica et Cosmochimica Acta, 53 (2). pp. 483-489. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120821-154758315

Blum, Joel D. and Wasserburg, G. J. and Hutcheon, I. D. et al. (1989) Origin of opaque assemblages in C3V meteorites: Implications for nebular and planetary processes. Geochimica et Cosmochimica Acta, 53 (2). pp. 543-556. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120821-154919308

1988

Kennedy, A. K. and Beckett, J. R. and Hutcheon, I. D. (1988) The Distribution of Trace Elements in an Allende Type B1 Inclusion. Meteoritics, 23 (3). p. 279. ISSN 0026-1114 . https://resolver.caltech.edu/CaltechAUTHORS:20130304-143215099

Beckett, John R. and Live, David and Tsay, Fun-Dow et al. (1988) Ti^(3+) in meteoritic and synthetic hibonite. Geochimica et Cosmochimica Acta, 52 (6). pp. 1479-1495. ISSN 0016-7037. https://resolver.caltech.edu/CaltechAUTHORS:20120821-145442357

Beckett, John R. and Grossman, Lawrence (1988) The origin of type C inclusions from carbonaceous chondrites. Earth and Planetary Science Letters, 89 (1). pp. 1-14. ISSN 0012-821X. https://resolver.caltech.edu/CaltechAUTHORS:20130304-143702173

Blum, Joel D. and Wasserburg, G. J. and Hutcheon, Ian D. et al. (1988) 'Domestic' origin of opaque assemblages in refractory inclusions in meteorites. Nature, 331 . pp. 405-409. ISSN 0028-0836. https://resolver.caltech.edu/CaltechAUTHORS:20120824-093146326

1987

Blum, J. D. and Wasserburg, G. J. and Armstrong, J. T. et al. (1987) An Experimental Study of Metallic Diffusion and Phase Equilibria in Fremdlinge. Meteoritics, 22 (4). p. 331. ISSN 0026-1114 . https://resolver.caltech.edu/CaltechAUTHORS:20130313-091753466

1986

Johnston, A. Dana and Beckett, John R. (1986) Compositional variation of coexisting olivine, orthopyroxene and Fe/Mg-ferrite as a function of T and f_O_2: a geothermometer and oxygen-barometer. Contributions to Mineralogy and Petrology, 94 (3). pp. 323-332. ISSN 0010-7999. https://resolver.caltech.edu/CaltechAUTHORS:20131016-104614822

This list was generated on Wed Oct 23 23:18:39 2019 PDT.