Year |
Citation |
Score |
2020 |
Duran CJ, Barnes S, Mansur ET, Dare SAS, Bédard LP, Sluzhenikin SF. Magnetite Chemistry by LA-ICP-MS Records Sulfide Fractional Crystallization in Massive Nickel-Copper-Platinum Group Element Ores from the Norilsk-Talnakh Mining District (Siberia, Russia): Implications for Trace Element Partitioning into Magnetite Economic Geology. 115: 1245-1266. DOI: 10.5382/Econgeo.4742 |
0.439 |
|
2020 |
Mansur ET, Barnes S, Savard D, Webb PC. Determination of Te, As, Bi, Sb and Se (TABS) in Geological Reference Materials and GeoPT Proficiency Test Materials by Hydride Generation‐Atomic Fluorescence Spectrometry (HG‐AFS) Geostandards and Geoanalytical Research. 44: 147-167. DOI: 10.1111/Ggr.12289 |
0.316 |
|
2020 |
Mansur ET, Barnes S. Concentrations of Te, As, Bi, Sb and Se in the marginal zone of the Bushveld complex: Evidence for crustal contamination and the nature of the magma that formed the Merensky Reef Lithos. 105407. DOI: 10.1016/J.Lithos.2020.105407 |
0.53 |
|
2020 |
Mansur ET, Barnes S. The role of Te, As, Bi, Sn and Sb during the formation of platinum-group-element reef deposits: Examples from the Bushveld and Stillwater Complexes Geochimica Et Cosmochimica Acta. 272: 235-258. DOI: 10.1016/J.Gca.2020.01.008 |
0.489 |
|
2020 |
Mansur ET, Barnes S, Duran CJ. An overview of chalcophile element contents of pyrrhotite, pentlandite, chalcopyrite, and pyrite from magmatic Ni-Cu-PGE sulfide deposits Mineralium Deposita. 1-26. DOI: 10.1007/S00126-020-01014-3 |
0.541 |
|
2020 |
Mansur ET, Barnes S, Duran CJ, Sluzhenikin SF. Distribution of chalcophile and platinum-group elements among pyrrhotite, pentlandite, chalcopyrite and cubanite from the Noril’sk-Talnakh ores: implications for the formation of platinum-group minerals Mineralium Deposita. 55: 1215-1232. DOI: 10.1007/S00126-019-00926-Z |
0.52 |
|
2020 |
Barnes S, Pagé P, Zientek M. The Lower Banded series of the Stillwater Complex, Montana: whole-rock lithophile, chalcophile, and platinum-group element distributions Mineralium Deposita. 55: 163-186. DOI: 10.1007/S00126-019-00887-3 |
0.543 |
|
2019 |
Mansur ET, Barnes S, Duran CJ. Textural and compositional evidence for the formation of pentlandite via peritectic reaction: Implications for the distribution of highly siderophile elements Geology. 47: 351-354. DOI: 10.1130/G45779.1 |
0.494 |
|
2019 |
Yang S, Maier WD, Godel B, Barnes S, Hanski E, O'Brien H. Parental Magma Composition of the Main Zone of the Bushveld Complex: Evidence from in situ LA-ICP-MS Trace Element Analysis of Silicate Minerals in the Cumulate Rocks Journal of Petrology. 60: 359-392. DOI: 10.1093/Petrology/Egy115 |
0.474 |
|
2019 |
Cave BJ, Barnes S, Pitcairn IK, Sack PJ, Kuikka H, Johnson SC, Duran CJ. Multi-stage precipitation and redistribution of gold, and its collection by lead-bismuth and lead immiscible liquids in a reduced-intrusion related gold system (RIRGS); Dublin Gulch, western Canada Ore Geology Reviews. 106: 28-55. DOI: 10.1016/J.Oregeorev.2019.01.010 |
0.435 |
|
2019 |
Duran CJ, Dubé-Loubert H, Pagé P, Barnes S, Roy M, Savard D, Cave BJ, Arguin J, Mansur ET. Applications of trace element chemistry of pyrite and chalcopyrite in glacial sediments to mineral exploration targeting: Example from the Churchill Province, northern Quebec, Canada Journal of Geochemical Exploration. 196: 105-130. DOI: 10.1016/J.Gexplo.2018.10.006 |
0.505 |
|
2018 |
Karykowski BT, Maier WD, Groshev NY, Barnes S, Pripachkin PV, McDonald I. Origin of Reef-Style PGE Mineralization in the Paleoproterozoic Monchegorsk Complex, Kola Region, Russia Economic Geology. 113: 1333-1358. DOI: 10.5382/Econgeo.2018.4594 |
0.505 |
|
2018 |
Karykowski BT, Maier WD, Groshev NY, Barnes S, Pripachkin PV, McDonald I, Savard D. Critical controls on the formation of contact-style PGE-Ni-Cu mineralization: evidence from the Paleoproterozoic Monchegorsk Complex, Kola region, Russia Economic Geology. 113: 911-935. DOI: 10.5382/Econgeo.2018.4576 |
0.526 |
|
2018 |
Arguin J, Pagé P, Barnes S, Girard R, Duran CJ. An Integrated Model for Ilmenite, Al-Spinel, and Corundum Exsolutions in Titanomagnetite from Oxide-Rich Layers of the Lac Doré Complex (Québec, Canada) Minerals. 8: 476. DOI: 10.3390/Min8110476 |
0.379 |
|
2018 |
Vaillant ML, Barnes SJ, Fiorentini ML, Barnes S, Bath A, Miller J. Platinum-group element and gold contents of arsenide and sulfarsenide minerals associated with Ni and Au deposits in Archean greenstone belts Mineralogical Magazine. 82: 625-647. DOI: 10.1180/Minmag.2017.081.100 |
0.529 |
|
2018 |
Maier WD, Halkoaho T, Huhma H, Hanski E, Barnes S. The Penikat Intrusion, Finland: Geochemistry, Geochronology, and Origin of Platinum–Palladium Reefs Journal of Petrology. 59: 967-1006. DOI: 10.1093/Petrology/Egy051 |
0.522 |
|
2018 |
Maier WD, Prevec SA, Scoates JS, Wall CJ, Barnes S, Gomwe TS. The Uitkomst intrusion and Nkomati Ni-Cu-Cr-PGE deposit, South Africa: trace element geochemistry, Nd isotopes and high-precision geochronology Mineralium Deposita. 53: 67-88. DOI: 10.1007/S00126-017-0716-X |
0.53 |
|
2017 |
Yudovskaya MA, Kinnaird JA, Grobler DF, Costin G, Abramova VD, Dunnett T, Barnes S. Zonation of Merensky-Style platinum-group element mineralization in Turfspruit Thick Reef Facies (Northern Limb of the Bushveld Complex) Economic Geology. 112: 1333-1365. DOI: 10.5382/Econgeo.2017.4512 |
0.568 |
|
2017 |
Prichard HM, Barnes S, Fisher PC, Pagé P, Zientek ML. Laurite and Associated PGM In the Stillwater Chromitites: Implications For Processes of Formation, and Comparisons With Laurite In the Bushveld and Ophiolitic Chromitites Canadian Mineralogist. 55: 121-144. DOI: 10.3749/Canmin.1600006 |
0.466 |
|
2017 |
Lay A, Graham I, Cohen D, Privat K, González-Jiménez JM, Belousova E, Barnes SJ. Ophiolitic chromitites of Timor Leste: their composition, platinum group element geochemistry, mineralogy, and evolution Canadian Mineralogist. 55: 875-908. DOI: 10.3749/Canmin.1500032 |
0.464 |
|
2017 |
Bai L, Barnes S, Baker DR. Sperrylite saturation in magmatic sulfide melts: Implications for formation of PGE-bearing arsenides and sulfarsenides American Mineralogist. 102: 966-974. DOI: 10.2138/Am-2017-5631 |
0.465 |
|
2017 |
Samalens N, Barnes S, Sawyer EW. A laser ablation inductively coupled plasma mass spectrometry study of the distribution of chalcophile elements among sulfide phases in sedimentary and magmatic rocks of the Duluth Complex, Minnesota, USA Ore Geology Reviews. 90: 352-370. DOI: 10.1016/J.Oregeorev.2017.06.007 |
0.509 |
|
2017 |
Samalens N, Barnes S, Sawyer EW. The role of black shales as a source of sulfur and semimetals in magmatic nickel-copper deposits: Example from the Partridge River Intrusion, Duluth Complex, Minnesota, USA Ore Geology Reviews. 81: 173-187. DOI: 10.1016/J.Oregeorev.2016.09.030 |
0.488 |
|
2017 |
Maier WD, O'Brien H, Peltonen P, Barnes S. Platinum-group element contents of Karelian kimberlites: Implications for the PGE budget of the sub-continental lithospheric mantle Geochimica Et Cosmochimica Acta. 216: 358-371. DOI: 10.1016/J.Gca.2017.07.002 |
0.471 |
|
2016 |
Bedard LP, Esbensen KH, Barnes SJ. An empirical approach for estimating reference material heterogeneity and sample minimum test portion mass for 'nuggety' precious metals (Au, Pd, Ir, Pt, Ru). Analytical Chemistry. PMID 26910125 DOI: 10.1021/Acs.Analchem.5B03574 |
0.366 |
|
2016 |
Henrique-Pinto R, Barnes SJ, Savard DD, Mehdi S. Quantification of Metals and Semimetals in Carbon-Rich Rocks: A New Sequential Protocol Including Extraction from Humic Substances Geostandards and Geoanalytical Research. DOI: 10.1111/J.1751-908X.2015.00340.X |
0.363 |
|
2016 |
Arguin JP, Pagé P, Barnes SJ, Yu SY, Song XY. The effect of chromite crystallization on the distribution of osmium, iridium, ruthenium and rhodium in picritic magmas: An example from the emeishan Large Igneous province, Southwestern China Journal of Petrology. 57: 1019-1048. DOI: 10.1093/Petrology/Egw033 |
0.484 |
|
2016 |
Duran CJ, Barnes SJ, Corkery JT. Trace element distribution in primary sulfides and Fe-Ti oxides from the sulfide-rich pods of the Lac des Iles Pd deposits, Western Ontario, Canada: Constraints on processes controlling the composition of the ore and the use of pentlandite compositions in exploration Journal of Geochemical Exploration. 166: 45-63. DOI: 10.1016/J.Gexplo.2016.04.005 |
0.55 |
|
2016 |
Pagé P, Barnes SJ. The influence of chromite on osmium, iridium, ruthenium and rhodium distribution during early magmatic processes Chemical Geology. 420: 51-68. DOI: 10.1016/J.Chemgeo.2015.11.002 |
0.486 |
|
2016 |
Maier WD, Barnes SJ, Karykowski BT. A chilled margin of komatiite and Mg-rich basaltic andesite in the western Bushveld Complex, South Africa Contributions to Mineralogy and Petrology. 171. DOI: 10.1007/S00410-016-1257-5 |
0.534 |
|
2016 |
Piña R, Gervilla F, Barnes SJ, Oberthür T, Lunar R. Platinum-group element concentrations in pyrite from the Main Sulfide Zone of the Great Dyke of Zimbabwe Mineralium Deposita. 1-20. DOI: 10.1007/S00126-016-0642-3 |
0.528 |
|
2015 |
Barnes SJ, Ripley EM. Highly siderophile and strongly chalcophile elements in magmatic ore deposits Reviews in Mineralogy and Geochemistry. 81: 725-774. DOI: 10.2138/Rmg.2016.81.12 |
0.505 |
|
2015 |
Forien M, Tremblay J, Barnes SJ, Burgisser A, Pagé P. The role of viscous particle segregation in forming chromite layers from slumped crystal slurries: Insights from analogue experiments Journal of Petrology. 56: 2425-2444. DOI: 10.1093/Petrology/Egv060 |
0.348 |
|
2015 |
Mungall JE, Brenan JM, Godel B, Barnes SJ, Gaillard F. Transport of metals and sulphur in magmas by flotation of sulphide melt on vapour bubbles Nature Geoscience. 8: 216-219. DOI: 10.1038/Ngeo2373 |
0.377 |
|
2015 |
Henrique-Pinto R, Janasi VA, Vasconcellos ACBC, Sawyer EW, Barnes SJ, Basei MAS, Tassinari CCG. Zircon provenance in meta-sandstones of the São Roque Domain: Implications for the Proterozoic evolution of the Ribeira Belt, SE Brazil Precambrian Research. 256: 271-288. DOI: 10.1016/J.Precamres.2014.11.014 |
0.402 |
|
2015 |
Maier WD, Howard HM, Smithies RH, Yang SH, Barnes SJ, O'Brien H, Huhma H, Gardoll S. Magmatic ore deposits in mafic-ultramafic intrusions of the Giles Event, Western Australia Ore Geology Reviews. 71: 405-436. DOI: 10.1016/J.Oregeorev.2015.06.010 |
0.445 |
|
2015 |
Queffurus M, Barnes SJ. A review of sulfur to selenium ratios in magmatic nickel-copper and platinum-group element deposits Ore Geology Reviews. 69: 301-324. DOI: 10.1016/J.Oregeorev.2015.02.019 |
0.47 |
|
2015 |
Maier WD, Määttää S, Yang S, Oberthür T, Lahaye Y, Huhma H, Barnes SJ. Composition of the ultramafic-mafic contact interval of the Great Dyke of Zimbabwe at Ngezi mine: Comparisons to the Bushveld Complex and implications for the origin of the PGE reefs Lithos. 238: 207-222. DOI: 10.1016/J.Lithos.2015.09.007 |
0.49 |
|
2015 |
Duran CJ, Barnes SJ, Corkery JT. Chalcophile and platinum-group element distribution in pyrites from the sulfide-rich pods of the Lac des Iles Pd deposits, Western Ontario, Canada: Implications for post-cumulus re-equilibration of the ore and the use of pyrite compositions in exploration Journal of Geochemical Exploration. DOI: 10.1016/J.Gexplo.2015.08.002 |
0.545 |
|
2015 |
Duran CJ, Barnes SJ, Corkery JT. Geology, petrography, geochemistry, and genesis of sulfide-rich pods in the Lac des Iles palladium deposits, western Ontario, Canada Mineralium Deposita. DOI: 10.1007/S00126-015-0622-Z |
0.494 |
|
2015 |
Barnes SJ, Pagé P, Prichard HM, Zientek ML, Fisher PC. Chalcophile and platinum-group element distribution in the Ultramafic series of the Stillwater Complex, MT, USA—implications for processes enriching chromite layers in Os, Ir, Ru, and Rh Mineralium Deposita. DOI: 10.1007/S00126-015-0587-Y |
0.508 |
|
2015 |
Piña R, Gervilla F, Barnes SJ, Ortega L, Lunar R. Liquid immiscibility between arsenide and sulfide melts: evidence from a LA-ICP-MS study in magmatic deposits at Serranía de Ronda (Spain) Mineralium Deposita. 50: 265-279. DOI: 10.1007/S00126-014-0534-3 |
0.512 |
|
2014 |
Mole DR, Fiorentini ML, Thebaud N, Cassidy KF, McCuaig TC, Kirkland CL, Romano SS, Doublier MP, Belousova EA, Barnes SJ, Miller J. Archean komatiite volcanism controlled by the evolution of early continents. Proceedings of the National Academy of Sciences of the United States of America. 111: 10083-8. PMID 24958873 DOI: 10.1073/pnas.1400273111 |
0.304 |
|
2014 |
Queffurus M, Barnes SJ. Selenium and sulfur concentrations in country rocks from the Duluth complex, Minnesota, USA: Implications for formation of the Cu-Ni-PGE sulfides Economic Geology. 109: 785-794. DOI: 10.2113/Econgeo.109.3.785 |
0.462 |
|
2014 |
Dare SAS, Barnes SJ, Prichard HM, Fisher PC. Mineralogy and geochemistry of Cu-rich ores from the McCreedy east Ni-Cu-PGE deposit (Sudbury, Canada): Implications for the behavior of platinum group and chalcophile elements at the end of crystallization of a sulfide liquid Economic Geology. 109: 343-366. DOI: 10.2113/Econgeo.109.2.343 |
0.579 |
|
2014 |
Vukmanovic Z, Reddy SM, Godel B, Barnes SJ, Fiorentini ML, Kilburn MR. Relationship between microstructures and grain-scale trace element distribution in komatiite-hosted magmatic sulphide ores Lithos. 184: 42-61. DOI: 10.1016/J.Lithos.2013.10.037 |
0.447 |
|
2014 |
Boutroy E, Dare SAS, Beaudoin G, Barnes SJ, Lightfoot PC. Magnetite composition in Ni-Cu-PGE deposits worldwide: Application to mineral exploration Journal of Geochemical Exploration. 145: 64-81. DOI: 10.1016/J.Gexplo.2014.05.010 |
0.542 |
|
2014 |
Dare SAS, Barnes SJ, Beaudoin G. Did the massive magnetite “lava flows” of El Laco (Chile) form by magmatic or hydrothermal processes? New constraints from magnetite composition by LA-ICP-MS Mineralium Deposita. 50: 607-617. DOI: 10.1007/S00126-014-0560-1 |
0.494 |
|
2014 |
Dare SAS, Barnes SJ, Beaudoin G, Méric J, Boutroy E, Potvin-Doucet C. Trace elements in magnetite as petrogenetic indicators Mineralium Deposita. 49: 785-796. DOI: 10.1007/S00126-014-0529-0 |
0.51 |
|
2014 |
Maier WD, Barnes SJ, Groves DI. Reply to discussion by RN Scoon and AA Mitchell on the paper "The Bushveld complex, South Africa: Formation of platinum-palladium, chrome and vanadium-rich layers via hydrodynamic sorting of a mobilized cumulate slurry in a large, relatively slowly cooling, subsiding magma chamber" by WD Maier, S-J Barnes, and DI Groves Mineralium Deposita. 49: 405-407. DOI: 10.1007/S00126-013-0505-0 |
0.392 |
|
2013 |
Maier WD, Rasmussen B, Fletcher IR, Li C, Barnes SJ, Huhma H. The Kunene anorthosite complex, Namibia, and its satellite intrusions: Geochemistry, geochronology, and economic potential Economic Geology. 108: 953-986. DOI: 10.2113/Econgeo.108.5.953 |
0.476 |
|
2013 |
Piña R, Gervilla F, Barnes SJ, Ortega L, Lunar R. Partition coefficients of platinum group and chalcophile elements between arsenide and sulfide phases as determined in the Beni Bousera Cr-Ni mineralization (North Morocco) Economic Geology. 108: 935-951. DOI: 10.2113/Econgeo.108.5.935 |
0.521 |
|
2013 |
Pina R, Gervilla F, Barnes SJ, Ortega L, Lunar R. Platinum-group elements-bearing pyrite from the Aguablanca Ni-Cu sulphide deposit (SW Spain): A LA-ICP-MS study European Journal of Mineralogy. 25: 241-252. DOI: 10.1127/0935-1221/2013/0025-2290 |
0.565 |
|
2013 |
Godel BM, Barnes SJ. Deposition mechanisms of magmatic sulphide liquids: Evidence from high-resolution x-ray computedtomography andtrace element chemistry of komatiite-hosted disseminated sulphides Journal of Petrology. 54: 1454-1481. DOI: 10.1093/Petrology/Egt018 |
0.5 |
|
2013 |
Queffurus M, Barnes S. WITHDRAWN: Processes affecting the sulfur to selenium ratio in magmatic nickel–copper and platinum-group element deposits Ore Geology Reviews. DOI: 10.1016/J.Oregeorev.2013.08.009 |
0.402 |
|
2013 |
Patten C, Barnes SJ, Mathez EA, Jenner FE. Partition coefficients of chalcophile elements between sulfide and silicate melts and the early crystallization history of sulfide liquid: LA-ICP-MS analysis of MORB sulfide droplets Chemical Geology. 358: 170-188. DOI: 10.1016/J.Chemgeo.2013.08.040 |
0.5 |
|
2013 |
Maier WD, Barnes SJ, Groves DI. The Bushveld Complex, South Africa: Formation of platinum-palladium, chrome- and vanadium-rich layers via hydrodynamic sorting of a mobilized cumulate slurry in a large, relatively slowly cooling, subsiding magma chamber Mineralium Deposita. 48: 1-56. DOI: 10.1007/S00126-012-0436-1 |
0.399 |
|
2012 |
Patten C, Barnes SJ, Mathez EA. Textural variations in morb sulfide droplets due to differences in crystallization history Canadian Mineralogist. 50: 675-692. DOI: 10.3749/Canmin.50.3.675 |
0.367 |
|
2012 |
Maier WD, Andreoli MAG, Groves DI, Barnes S. Petrogenesis Of Cu-Ni Sulphide Ores From O’Okiep And Kliprand, Namaqualand, South Africa: Constraints From Chalcophile Metal Contents South African Journal of Geology. 115: 499-514. DOI: 10.2113/Gssajg.115.4.499 |
0.504 |
|
2012 |
Godel B, González-Álvarez I, Barnes SJ, Parker P, Day J. Sulfides and sulfarsenides from the rosie nickel prospect, duketon greenstone belt, Western Australia Economic Geology. 107: 275-294. DOI: 10.2113/Econgeo.107.2.275 |
0.513 |
|
2012 |
Dare SAS, Barnes SJ, Beaudoin G. Variation in trace element content of magnetite crystallized from a fractionating sulfide liquid, Sudbury, Canada: Implications for provenance discrimination Geochimica Et Cosmochimica Acta. 88: 27-50. DOI: 10.1016/J.Gca.2012.04.032 |
0.437 |
|
2012 |
Collins SJ, Maclennan J, Pyle DM, Barnes SJ, Upton BGJ. Two phases of sulphide saturation in Réunion magmas: Evidence from cumulates Earth and Planetary Science Letters. 337: 104-113. DOI: 10.1016/J.Epsl.2012.05.027 |
0.455 |
|
2012 |
Barnes SJ, Brenan J. Introduction to a Special Issue on Geochemistry of Chalcophile and Siderophile Elements Chemical Geology. 302: 1-2. DOI: 10.1016/J.Chemgeo.2011.11.029 |
0.327 |
|
2012 |
Maier WD, Peltonen P, McDonald I, Barnes SJ, Hatton C, Viljoen F. The concentration of platinum-group elements and gold in southern African and Karelian kimberlite-hosted mantle xenoliths: Implications for the noble metal content of the Earth's mantle Chemical Geology. 302: 119-135. DOI: 10.1016/J.Chemgeo.2011.06.014 |
0.481 |
|
2012 |
Pagé P, Barnes SJ, Bédard JH, Zientek ML. In situ determination of Os, Ir, and Ru in chromites formed from komatiite, tholeiite and boninite magmas: Implications for chromite control of Os, Ir and Ru during partial melting and crystal fractionation Chemical Geology. 302: 3-15. DOI: 10.1016/J.Chemgeo.2011.06.006 |
0.524 |
|
2012 |
Piña R, Gervilla F, Barnes SJ, Ortega L, Lunar R. Distribution of platinum-group and chalcophile elements in the Aguablanca Ni-Cu sulfide deposit (SW Spain): Evidence from a LA-ICP-MS study Chemical Geology. 302: 61-75. DOI: 10.1016/J.Chemgeo.2011.02.010 |
0.575 |
|
2012 |
Djon MLN, Barnes SJ. Changes in sulfides and platinum-group minerals with the degree of alteration in the Roby, Twilight, and High Grade Zones of the Lac des Iles Complex, Ontario, Canada Mineralium Deposita. 47: 875-896. DOI: 10.1007/S00126-012-0401-Z |
0.49 |
|
2011 |
Godel B, Seat Z, Maier WD, Barnes SJ. The Nebo-Babel Ni-Cu-PGE sulfide deposit (West Musgrave Block, Australia): Pt. 2. Constraints on parental magma and processes, with implications for mineral exploration Economic Geology. 106: 557-584. DOI: 10.2113/Econgeo.106.4.557 |
0.562 |
|
2011 |
Godel B, Barnes SJ, Maier WD. Parental magma composition inferred from trace element in cumulus and intercumulus silicate minerals: An example from the Lower and Lower Critical Zones of the Bushveld Complex, South-Africa Lithos. 125: 537-552. DOI: 10.1016/J.Lithos.2011.03.010 |
0.503 |
|
2011 |
Dare SAS, Barnes SJ, Prichard HM, Fisher PC. Chalcophile and platinum-group element (PGE) concentrations in the sulfide minerals from the McCreedy East deposit, Sudbury, Canada, and the origin of PGE in pyrite Mineralium Deposita. 46: 381-407. DOI: 10.1007/S00126-011-0336-9 |
0.513 |
|
2010 |
Maier WD, Barnes SJ. The petrogenesis of platinum-group element reefs in the upper main zone of the northern lobe of the Bushveld Complex on the farm Moorddrift, South Africa Economic Geology. 105: 841-854. DOI: 10.2113/Gsecongeo.105.4.841 |
0.549 |
|
2010 |
Barnes SJ, Maier WD, Curl EA. Composition of the marginal rocks and sills of the rustenburg layered suite, Bushveld Complex, South Africa: Implications for the formation of the platinum-group element deposits Economic Geology. 105: 1491-1511. DOI: 10.2113/Econgeo.105.8.1491 |
0.529 |
|
2010 |
Dare SAS, Barnes SJ, Prichard HM, Fisher PC. The timing and formation of platinum-group minerals from the Creighton Ni-Cu-platinum-group Element sulfide deposit, Sudbury, Canada: Early crystallization of PGE-rich sulfarsenides Economic Geology. 105: 1071-1096. DOI: 10.2113/Econgeo.105.6.1071 |
0.558 |
|
2010 |
Godel B, Barnes SJ, Maier WD. Platinum ore in three dimensions: Insights from high-resolution X-ray computed tomography Geology. 38: 1127-1130. DOI: 10.1130/G31265.1 |
0.457 |
|
2010 |
Savard D, Barnes SJ, Meisel T. Comparison between nickel-sulfur fire assay te co-precipitation and isotope dilution with high-pressure asher acid digestion for the determination of platinum-group elements, rhenium and gold Geostandards and Geoanalytical Research. 34: 281-291. DOI: 10.1111/J.1751-908X.2010.00090.X |
0.406 |
|
2010 |
Dare SAS, Barnes SJ, Prichard HM. The distribution of platinum group elements (PGE) and other chalcophile elements among sulfides from the Creighton Ni-Cu-PGE sulfide deposit, Sudbury, Canada, and the origin of palladium in pentlandite Mineralium Deposita. 45: 765-793. DOI: 10.1007/S00126-010-0295-6 |
0.497 |
|
2010 |
Maier WD, Barnes SJ. The Kabanga Ni sulfide deposits, Tanzania: II. Chalcophile and siderophile element geochemistry Mineralium Deposita. 45: 443-460. DOI: 10.1007/S00126-010-0283-X |
0.528 |
|
2010 |
Maier WD, Barnes SJ, Sarkar A, Ripley E, Li C, Livesey T. The Kabanga Ni sulfide deposit, Tanzania: I. Geology, petrography, silicate rock geochemistry, and sulfur and oxygen isotopes Mineralium Deposita. 45: 419-441. DOI: 10.1007/S00126-010-0280-0 |
0.525 |
|
2009 |
Pagé P, Barnes S. Using Trace Elements in Chromites to Constrain the Origin of Podiform Chromitites in the Thetford Mines Ophiolite, Québec, Canada Economic Geology. 104: 997-1018. DOI: 10.2113/Econgeo.104.7.997 |
0.448 |
|
2009 |
Maier WD, Barnes SJ, Campbell IH, Fiorentini ML, Peltonen P, Smithies RH. Progressive mixing of meteoritic veneer into the early Earths deep mantle Nature. 460: 620-623. DOI: 10.1038/Nature08205 |
0.412 |
|
2009 |
Barnes SJ, Savard D, Bédard LP, Maier WD. Selenium and sulfur concentrations in the Bushveld Complex of South Africa and implications for formation of the platinum-group element deposits Mineralium Deposita. 44: 647-663. DOI: 10.1007/S00126-009-0237-3 |
0.489 |
|
2008 |
Maier WD, Barnes SJ. Platinum-group elements in the UG1 and UG2 chromitites, and the Bastard reef, at Impala platinum mine, western Bushveld Complex, South Africa: Evidence for late magmatic cumulate instability and reef constitution South African Journal of Geology. 111: 159-176. DOI: 10.2113/Gssajg.111.2-3.159 |
0.498 |
|
2008 |
Godel B, Barnes SJ. Image analysis and composition of platinum-group minerals in the J-M reef, stillwater complex Economic Geology. 103: 637-651. DOI: 10.2113/Gsecongeo.103.3.637 |
0.484 |
|
2008 |
Karup-Møller S, Makovicky E, Barnes SJ. The metal-rich portions of the phase system Cu-Fe-Pd-S at 1000°C, 900°C and 725°C: Implications for mineralization in the Skaergaard intrusion Mineralogical Magazine. 72: 941-951. DOI: 10.1180/Minmag.2008.072.4.941 |
0.439 |
|
2008 |
Bédard LP, Savard D, Barnes SJ. Total sulfur concentration in geological reference materials by elemental infrared analyser Geostandards and Geoanalytical Research. 32: 203-208. DOI: 10.1111/J.1751-908X.2008.00881.X |
0.36 |
|
2008 |
Maier WD, Barnes SJ, Bandyayera D, Livesey T, Li C, Ripley E. Early Kibaran rift-related mafic-ultramafic magmatism in western Tanzania and Burundi: Petrogenesis and ore potential of the Kapalagulu and Musongati layered intrusions Lithos. 101: 24-53. DOI: 10.1016/J.Lithos.2007.07.015 |
0.457 |
|
2008 |
Tollari N, Barnes SJ, Cox RA, Nabil H. Trace element concentrations in apatites from the Sept-Îles Intrusive Suite, Canada - Implications for the genesis of nelsonites Chemical Geology. 252: 180-190. DOI: 10.1016/J.Chemgeo.2008.02.016 |
0.484 |
|
2008 |
Barnes SJ, Prichard HM, Cox RA, Fisher PC, Godel B. The location of the chalcophile and siderophile elements in platinum-group element ore deposits (a textural, microbeam and whole rock geochemical study): Implications for the formation of the deposits Chemical Geology. 248: 295-317. DOI: 10.1016/J.Chemgeo.2007.08.004 |
0.53 |
|
2008 |
Godel B, Barnes SJ. Platinum-group elements in sulfide minerals and the whole rocks of the J-M Reef (Stillwater Complex): Implication for the formation of the reef Chemical Geology. 248: 272-294. DOI: 10.1016/J.Chemgeo.2007.05.006 |
0.52 |
|
2008 |
Tollari N, Baker DR, Barnes SJ. Experimental effects of pressure and fluorine on apatite saturation in mafic magmas, with reference to layered intrusions and massif anorthosites Contributions to Mineralogy and Petrology. 156: 161-175. DOI: 10.1007/S00410-008-0279-Z |
0.427 |
|
2008 |
Maier WD, de Klerk L, Blaine J, Manyeruke T, Barnes SJ, Stevens MVA, Mavrogenes JA. Petrogenesis of contact-style PGE mineralization in the northern lobe of the Bushveld Complex: Comparison of data from the farms Rooipoort, Townlands, Drenthe and Nonnenwerth Mineralium Deposita. 43: 255-280. DOI: 10.1007/S00126-007-0145-3 |
0.465 |
|
2008 |
Maier WD, Barnes SJ, Chinyepi G, Barton JM, Eglington B, Setshedi I. The composition of magmatic Ni-Cu-(PGE) sulfide deposits in the Tati and Selebi-Phikwe belts of eastern Botswana Mineralium Deposita. 43: 37-60. DOI: 10.1007/S00126-007-0143-5 |
0.538 |
|
2007 |
Godel B, Barnes SJ, Maier WD. Platinum-group elements in sulphide minerals, platinum-group minerals, and whole-rocks of the Merensky Reef (Bushveld Complex, South Africa): Implications for the formation of the reef Journal of Petrology. 48: 1569-1604. DOI: 10.1093/Petrology/Egm030 |
0.544 |
|
2006 |
Savard D, Paul Bédard L, Barnes SJ. TCF selenium preconcentration in geological materials for determination at sub-mugg(-1) with INAA (Se/TCF-INAA). Talanta. 70: 566-71. PMID 18970809 DOI: 10.1016/J.Talanta.2006.01.010 |
0.312 |
|
2006 |
Godel B, Barnes S, Maier WD. 3-D Distribution of Sulphide Minerals in the Merensky Reef (Bushveld Complex, South Africa) and the J-M Reef (Stillwater Complex, USA) and their Relationship to Microstructures Using X-Ray Computed Tomography Journal of Petrology. 47: 1853-1872. DOI: 10.1093/Petrology/Egl029 |
0.377 |
|
2006 |
Tollari N, Toplis MJ, Barnes S. Predicting phosphate saturation in silicate magmas: An experimental study of the effects of melt composition and temperature Geochimica Et Cosmochimica Acta. 70: 1518-1536. DOI: 10.1016/J.Gca.2005.11.024 |
0.34 |
|
2006 |
Peregoedova A, Barnes S, Baker DR. An experimental study of mass transfer of platinum-group elements, gold, nickel and copper in sulfur-dominated vapor at magmatic temperatures Chemical Geology. 235: 59-75. DOI: 10.1016/J.Chemgeo.2006.06.004 |
0.48 |
|
2006 |
Barnes S, Cox RA, Zientek ML. Platinum-group element, Gold, Silver and Base Metal distribution in compositionally zoned sulfide droplets from the Medvezky Creek Mine, Noril'sk, Russia Contributions to Mineralogy and Petrology. 152: 187-200. DOI: 10.1007/S00410-006-0100-9 |
0.531 |
|
2005 |
Sá JHS, Barnes SJ, Prichard HM, Fisher PC. The distribution of base metals and platinum-group elements in magnetitite and its host rocks in the Rio Jacaré Intrusion, northeastern Brazil Economic Geology. 100: 333-348. DOI: 10.2113/Gsecongeo.100.2.333 |
0.548 |
|
2005 |
Manyeruke TD, Maier WD, Barnes S. Major and trace element geochemistry of the Platreef on the farm Townlands, northern Bushveld Complex South African Journal of Geology. 108: 381-396. DOI: 10.2113/108.3.381 |
0.525 |
|
2004 |
Maier WD, Gomwe TS, Barnes S, Li C, Theart H. Platinum Group Elements in the Uitkomst Complex, South Africa Economic Geology. 99: 499-516. DOI: 10.2113/Gsecongeo.99.3.0499 |
0.57 |
|
2004 |
Prichard HM, Barnes S, Maier WD, Fisher PC. Variations In The Nature Of The Platinum-Group Minerals In A Cross-Section Through The Merensky Reef At Impala Platinum: Implications For The Mode Of Formation Of The Reef Canadian Mineralogist. 42: 423-437. DOI: 10.2113/Gscanmin.42.2.423 |
0.478 |
|
2004 |
Maier WD, Barnes S. Pt/Pd and Pd/Ir ratios in mantle-derived magmas : a possible role for mantle metasomatism South African Journal of Geology. 107: 333-340. DOI: 10.2113/107.3.333 |
0.422 |
|
2004 |
Nabil H, Clark T, Barnes S. A Ni-Cu-Co-PGE massive sulfide prospect in a gabbronorite dike at Lac Volant, eastern Grenville Province, Québec Geological Society of America Memoirs. 197: 145-161. DOI: 10.1130/0-8137-1197-5.145 |
0.549 |
|
2004 |
Bédard LP, Barnes S. Improved platinum‐group element extraction by NiS fire assay from chromitite ore samples using a flux containing sodium metaphosphate Geostandards and Geoanalytical Research. 28: 311-316. DOI: 10.1111/J.1751-908X.2004.Tb00746.X |
0.338 |
|
2004 |
Barnes S, Maier WD, Ashwal LD. Platinum-group element distribution in the Main Zone and Upper Zone of the Bushveld Complex, South Africa Chemical Geology. 208: 293-317. DOI: 10.1016/J.Chemgeo.2004.04.018 |
0.546 |
|
2004 |
Peregoedova A, Barnes SJ, Baker DR. The formation of Pt-Ir alloys and Cu-Pd-rich sulfide melts by partial desulfurization of Fe-Ni-Cu sulfides: Results of experiments and implications for natural systems Chemical Geology. 208: 247-264. DOI: 10.1016/J.Chemgeo.2004.04.015 |
0.499 |
|
2003 |
Maier WD, Barnes S, Gartz V, Andrews G. Pt-Pd reefs in magnetitites of the Stella layered intrusion, South Africa: A world of new exploration opportunities for platinum group elements Geology. 31: 885-888. DOI: 10.1130/G19746.1 |
0.502 |
|
2003 |
Maier WD, Roelofse F, Barnes S. The Concentration of the Platinum-Group Elements in South African Komatiites: Implications for Mantle Sources, Melting Regime and PGE Fractionation during Crystallization Journal of Petrology. 44: 1787-1804. DOI: 10.1093/Petrology/Egg059 |
0.52 |
|
2003 |
Maier WD, Barnes SJ, Marsh JS. The concentrations of the noble metals in Southern African flood-type basalts and MORB: Implications for petrogenesis and magmatic sulphide exploration Contributions to Mineralogy and Petrology. 146: 44-61. DOI: 10.1007/S00410-003-0480-Z |
0.551 |
|
2003 |
Pašava J, Barnes S, Vymazalová A. The use of mantle normalization and metal ratios in the identification of the sources of platinum-group elements in various metal-rich black shales Mineralium Deposita. 38: 775-783. DOI: 10.1007/S00126-003-0366-Z |
0.501 |
|
2003 |
Maier WD, Barnes S. Platinum-group elements in the Boulder Bed, western Bushveld Complex, South Africa Mineralium Deposita. 38: 370-380. DOI: 10.1007/S00126-002-0311-6 |
0.478 |
|
2002 |
Maier WD, Marsh JS, Barnes SJ, Dodd DC. The distribution of platinum group elements in the Insizwa Lobe, Mount Ayliff Complex, South Africa: Implications for Ni-Cu-PGE sulfide exploration in the Karoo Igneous Province Economic Geology. 97: 1293-1306. DOI: 10.2113/Gsecongeo.97.6.1293 |
0.535 |
|
2002 |
Barnes S, Maier WD. Platinum-group Elements and Microstructures of Normal Merensky Reef from Impala Platinum Mines, Bushveld Complex Journal of Petrology. 43: 103-128. DOI: 10.1093/Petrology/43.1.103 |
0.549 |
|
2001 |
Maier WD, Barnes S, Ashwal LD, Li C. A reconnaissance study on the magmatic Cu-Ni-PGE sulphide potential of the Tete Complex, Mozambique South African Journal of Geology. 104: 355-363. DOI: 10.2113/Gssajg.104.4.355 |
0.466 |
|
2001 |
Maier WD, Sliep J, Barnes S, Waal SAD, Li C. PGE-bearing mafic-ultramafic sills in the floor of the eastern Bushveld Complex on the farms Blaauwboschkraal, Zwartkopje, and Waterval South African Journal of Geology. 104: 343-354. DOI: 10.2113/Gssajg.104.4.343 |
0.512 |
|
2001 |
Maier WD, Barnes S, Merwe MJvd. Platinum-group elements in the Pyroxenite Marker, Bushveld Complex: implications for the formation of the Main Zone South African Journal of Geology. 104: 301-308. DOI: 10.2113/Gssajg.104.4.301 |
0.482 |
|
2001 |
Barnes S, Achterbergh Ev, Makovicky E, Li C. Proton microprobe results for the partitioning of platinum-group elements between monosulphide solid solution and sulphide liquid South African Journal of Geology. 104: 275-286. DOI: 10.2113/Gssajg.104.4.275 |
0.481 |
|
2001 |
Baker DR, Barnes S, Simon G, Bernier F. Fluid Transport Of Sulfur And Metals Between Sulfide Melt And Basaltic Melt Canadian Mineralogist. 39: 537-546. DOI: 10.2113/Gscanmin.39.2.537 |
0.44 |
|
2001 |
Lahaye Y, Barnes S, Frick LR, Lambert DD. Re–Os isotopic study of komatiitic volcanism and magmatic sulfide formation in the Southern Abitibi Greenstone Belt, Ontario, Canada Canadian Mineralogist. 39: 473-490. DOI: 10.2113/Gscanmin.39.2.473 |
0.456 |
|
2001 |
Barnes S, Melezhik VA, Sokolov SV. The Composition And Mode Of Formation Of The Pechenga Nickel Deposits, Kola Peninsula, Northwestern Russia Canadian Mineralogist. 39: 447-471. DOI: 10.2113/Gscanmin.39.2.447 |
0.579 |
|
2000 |
Thériault RD, Barnes S, Severson MJ. Origin of Cu-Ni-PGE Sulfide Mineralization in the Partridge River Intrusion, Duluth Complex, Minnesota Economic Geology. 95: 929-943. DOI: 10.2113/Gsecongeo.95.5.929 |
0.529 |
|
1999 |
Maier WD, Barnes S. The origin of Cu sulfide deposits in the Curaca Valley, Bahia, Brazil; evidence from Cu, Ni, Se, and platinum-group element concentrations Economic Geology. 94: 165-183. DOI: 10.2113/Gsecongeo.94.2.165 |
0.539 |
|
1999 |
Maier WD, Barnes S. Platinum-Group Elements in Silicate Rocks of the Lower, Critical and Main Zones at Union Section, Western Bushveld Complex Journal of Petrology. 40: 1647-1671. DOI: 10.1093/Petroj/40.11.1647 |
0.505 |
|
1998 |
Maier WD, Barnes S. Concentrations of rare earth elements in silicate rocks of the Lower, Critical and Main Zones of the Bushveld Complex Chemical Geology. 150: 85-103. DOI: 10.1016/S0009-2541(98)00054-0 |
0.469 |
|
1997 |
Thériault RD, Barnes S, Severson MJ. The influence of country-rock assimilation and silicate to sulfide ratios (R factor) on the genesis of the Dunka Road Cu - Ni - platinum-group element deposit, Duluth Complex, Minnesota Canadian Journal of Earth Sciences. 34: 375-389. DOI: 10.1139/E17-033 |
0.363 |
|
1997 |
Barnes S, Makovicky E, Makovicky M, Rose-Hansen J, Karup-Moller S. Partition coefficients for Ni, Cu, Pd, Pt, Rh, and Ir between monosulfide solid solution and sulfide liquid and the formation of compositionally zoned Ni - Cu sulfide bodies by fractional crystallization of sulfide liquid Canadian Journal of Earth Sciences. 34: 366-374. DOI: 10.1139/E17-032 |
0.492 |
|
1997 |
Barnes S, Zientek ML, Severson MJ. Ni, Cu, Au, and platinum-group element contents of sulphides associated with intraplate magmatism: A synthesis Canadian Journal of Earth Sciences. 34: 337-351. DOI: 10.1139/E17-030 |
0.494 |
|
1997 |
Hauck SA, Severson MJ, Zanko L, Barnes SJ, Morton P, Alminas H, Foord EE, Dahlberg EH. An overview of the geology and oxide, sulfide, and platinum-group element mineralization along the western and northern contacts of the Duluth Complex Special Paper of the Geological Society of America. 312: 137-185. DOI: 10.1130/0-8137-2312-4.137 |
0.406 |
|
1996 |
Maier WD, Barnes S, Klerk WJD, Teigler B, Mitchell AA. Cu/Pd and Cu/Pt of silicate rocks in the Bushveld Complex; implications for platinum-group element exploration Economic Geology. 91: 1151-1158. DOI: 10.2113/Gsecongeo.91.6.1151 |
0.458 |
|
1996 |
Maier WD, Barnes S, Pellet T. The economic significance of the Bell River Complex, Abitibi subprovince, Quebec Canadian Journal of Earth Sciences. 33: 967-980. DOI: 10.1139/E96-073 |
0.349 |
|
1996 |
Li C, Barnes S, Makovicky E, Rose-Hansen J, Makovicky M. Partitioning of nickel, copper, iridium, rhenium, platinum, and palladium between monosulfide solid solution and sulfide liquid: Effects of composition and temperature Geochimica Et Cosmochimica Acta. 60: 1231-1238. DOI: 10.1016/0016-7037(96)00009-9 |
0.464 |
|
1996 |
Li C, Barnes S. Partitioning of platinum-group elements and Au in the Fe-Ni-Cu-S system: experiments on the fractional crystallization of sulfide melt – a discussion Contributions to Mineralogy and Petrology. 123: 435-437. DOI: 10.1007/S004100050167 |
0.459 |
|
1995 |
Barnes S, Francis D. The distribution of platinum-group elements, nickel, copper, and gold in the Muskox layered intrusion, Northwest Territories, Canada Economic Geology. 90: 135-154. DOI: 10.2113/Gsecongeo.90.1.135 |
0.562 |
|
1995 |
Li C, Barnes S. Comment on “Fractional crystallization of anhydrous sulfide liquid in the system FeNiCuS, with application to magmatic sulfide deposits” by M. E. Fleet and Y. Pan Geochimica Et Cosmochimica Acta. 59: 3863-3865. DOI: 10.1016/0016-7037(95)00263-Y |
0.31 |
|
1994 |
Sawyer EW, Barnes S. Thrusting, magmatic intraplating, and metamorphic core complex development in the Archaean Belleterre-Angliers Greenstone Belt, Superior Province, Quebec, Canada Precambrian Research. 68: 183-200. DOI: 10.1016/0301-9268(94)90029-9 |
0.355 |
|
1993 |
Barnes S, Couture J, Sawyer EW, Bouchaib C. Nickel-copper occurrences in the Belleterre-Angliers Belt of the Pontiac Subprovince and the use of Cu-Pd ratios in interpreting platinum-group element distributions Economic Geology. 88: 1402-1418. DOI: 10.2113/Gsecongeo.88.6.1402 |
0.482 |
|
1993 |
Barnes S, Picard CP. The behaviour of platinum-group elements during partial melting, crystal fractionation, and sulphide segregation: An example from the Cape Smith Fold Belt, northern Quebec Geochimica Et Cosmochimica Acta. 57: 79-87. DOI: 10.1016/0016-7037(93)90470-H |
0.555 |
|
1992 |
Barnes SJ, Picard C, Giovenazzo D, Tremblay C. The composition of nickel-copper sulphide deposits and their host rocks from the Cape Smith Fold Belt, Northern Quebec Australian Journal of Earth Sciences. 39: 335-347. DOI: 10.1080/08120099208728028 |
0.515 |
|
1990 |
Barnes SJ, Barnes S. A new interpretation of the Katiniq nickel deposit, Ungava, northern Quebec Economic Geology. 85: 1269-1272. DOI: 10.2113/Gsecongeo.85.6.1269 |
0.325 |
|
1990 |
Barnes SJ. The use of metal ratios in prospecting for platinum-group element deposits in mafic and ultramafic intrusions Journal of Geochemical Exploration. 37: 91-99. DOI: 10.1016/0375-6742(90)90084-N |
0.518 |
|
1990 |
Barnes S, Often M. Ti-rich komatiites from northern Norway Contributions to Mineralogy and Petrology. 105: 42-54. DOI: 10.1007/Bf00320965 |
0.495 |
|
1988 |
Sawyer EW, Barnes S. Temporal and compositional differences between subsolidus and anatectic migmatite leucosomes from the Quetico metasedimentary belt, Canada Journal of Metamorphic Geology. 6: 437-450. DOI: 10.1111/J.1525-1314.1988.Tb00432.X |
0.449 |
|
1987 |
Barnes S, Naldrett AJ. Fractionation of the platinum-group elements and gold in some komatiites of the Abitibi greenstone belt, northern Ontario Economic Geology. 82: 165-183. DOI: 10.2113/Gsecongeo.82.1.165 |
0.529 |
|
1986 |
Barnes S, Naldrett AJ. Variations in platinum group element concentrations in the Alexo Mine komatiite, Abitibi greenstone belt, northern Ontario Geological Magazine. 123: 515-524. DOI: 10.1017/S001675680003510X |
0.379 |
|
1985 |
Barnes S. The petrography and geochemistry of komatiite flows from the Abitibi Greenstone Belt and a model for their formation Lithos. 18: 241-270. DOI: 10.1016/0024-4937(85)90030-1 |
0.486 |
|
1985 |
Barnes SJ, Naldrett AJ, Gorton MP. The origin of the fractionation of platinum-group elements in terrestrial magmas Chemical Geology. 53: 303-323. DOI: 10.1016/0009-2541(85)90076-2 |
0.469 |
|
1984 |
Barnes S‐, Gorton MP. Trace Element Analysis by Neutron Activation With a Low Flux Reactor (Slowpoke ‐ II): Results for International Reference Rocks Geostandards Newsletter. 8: 17-23. DOI: 10.1111/J.1751-908X.1984.Tb00405.X |
0.371 |
|
1983 |
Barnes SJ, Gorton MP, Naldrett AJ. A comparative study of olivine and clinopyroxene spinifex flows from Alexo, abitibi greenstone Belt, Ontario, Canada Contributions to Mineralogy and Petrology. 83: 293-308. DOI: 10.1007/Bf00371198 |
0.324 |
|
1980 |
Barnes S, Sawyer EW. An alternative model for the Damara Mobile Belt : ocean crust subduction and continental convergence Precambrian Research. 13: 297-336. DOI: 10.1016/0301-9268(80)90048-0 |
0.405 |
|
1979 |
Cawthorn RG, McIver JR, McCarthy TS, Wyatt BA, Ferguson J, Barnes S. Possible Liquid Immiscibility Textures in High-Magnesia Basalts from the Ventersdorp Supergroup, South Africa The Journal of Geology. 87: 105-113. DOI: 10.1086/628395 |
0.356 |
|
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