Articles

Publications de périodiques/Journal Publications

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Guo, F.-F., Maier, W.D., Heinonen, J.S., Hanski, E., Vuollo, J., Barnes, S.-J., Lahaye, Y., Huhma, H., and Yang, S. 2023. Geochemistry of 2.45 Ga mafic dykes in northern Finland: Constraints on the petrogenesis and PGE prospectivity of coeval layered intrusions. Lithos 452-453: 107206. doi: https://doi.org/10.1016/j.lithos.2023.107206

Maier, W., Wade, B., Barnes, S.-J., and Dutch, R. 2023. Petrogenesis of the Kalka, Ewarara and Gosse Pile layered intrusions, Musgrave Province, South Australia, and implications for magmatic sulfide prospectivity. Australian Journal of Earth Sciences 70(4): 453-475. https://doi.org/10.1080/08120099.2023.2173292

Savard, D., Dare, S., Bédard, L.P., and Barnes, S.J. 2023. A New Mapping Protocol for Laser Ablation (with Fast‐Funnel) Coupled to a Time‐of‐Flight Mass Spectrometer (LA‐FF‐ICP‐ToF‐MS) for the Rapid, Simultaneous Quantification of Multiple Minerals. Geostandards and Geoanalytical Research  https://doi.org/10.1111/ggr.12482

Barnes, S.-J., Mansur, E., Maier, W.D., and Prevec, S.A. A comparison of trace element concentrations in chromite from komatiites, picrites and layered intrusions: Implications for the formation of massive chromite layers. Canadian Journal of Earth Sciences. https://cdnsciencepub.com/doi/abs/10.1139/cjes-2022-0064

Barnes, S.-J., Mansur, E.T., 2022. Distribution of Te, As, Bi, Sb, and Se in Mid-Ocean Ridge Basalt and Komatiites and in Picrites and Basalts from Large Igneous Provinces: Implications for the Formation of Magmatic Ni-Cu-Platinum Group Element Deposits. Economic Geology. https://doi.org/10.5382/econgeo.4887

Barnes, S.-J., Mansur, E.T., Pagé, P., 2022. Differences in composition of chromites from low-Ti and high-Ti picrites of the Emeishan Large Igneous Province and comparison with chromites of the UG-2 platinum-deposit of the Bushveld complex. Lithos 412-413, 106613. https://doi.org/10.1016/j.lithos.2022.106613

Maier, W.D., Barnes, S.J., Muir, D., Savard, D., Lahaye, Y., and Smith, W.D. 2021. Formation of Bushveld anorthosite by reactive porous flow. Contributions to Mineralogy and Petrology 176(1): doi: 10.1007/s00410-020-01760-7

Mansur, E.T.,  Barnes, S.-J. and Duran, C.J. 2021  An overview of chalcophile element contents of pyrrhotite, pentlandite, chalcopyrite, and pyrite from magmatic Ni-Cu-PGE sulfide deposits.  Mineralium Deposita,  https://doi.org/10.1007/s00126-020-01014-3

Mansur, E., Barnes, S.-J., Janasi, V., Henrique-Pinto, R., Alves, A. and Marteleto, N. S.2021. The distribution of platinum-group elements and Te, As, Bi, Sb and Se (TABS+) in the Paraná Magmatic Province: Effects of crystal fractionation, sulfide segregation and magma degassing. Lithos 400-401, 106374  doi.org/10.1016/j.lithos.2021.106374.

Mansur, E., Barnes, S.-J., Ferreira Filho, C.F., 2021. The effects of post-cumulus alteration on the distribution of chalcophile elements in magmatic sulfide deposits and implications for the formation of low-S-high-PGE zones: The Luanga deposit, Carajás Mineral Province, Brazil. The Canadian Mineralogist 59, 1453-1484.  https://doi.org/10.3749/canmin.2100018

Barnes, S.-J., Pagé, P., Zientek, M., 2020. The Lower Banded series of the Stillwater Complex, Montana: whole-rock lithophile, chalcophile, and platinum-group element distributions. Mineralium Deposita:  55 , 163-186,  DOI.org/10.1007/s00126-019-00887-3

Duran, C.J.   Barnes, S-J. Mansur  E.T.,  Dare, S.A.S., Bédard, L.P. and  Sluzhenikin S.F.  2020 Magnetite chemistry by LA-ICP-MS records sulfide fractional crystallization in massive nickel-copper-platinum group element ores from the Norilsk-Talnakh mining district …  Economic Geology: 115, 1245-1266  doi.org/10.5382/econgeo.4742

Mansur, E.T., and  Barnes, S.-J. 2020. 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 358-359: 105407. doi.org/10.1016/j.lithos.2020.105407.

Mansur, E.T., and Barnes, S.-J. 2020. 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.org/10.1016/j.gca.2020.01.008.

Mansur, E.T., Barnes, S.-J., Duran, C.J. and Sluzhenikin, S.F., 2020. 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.  doi.org/10.1007/s00126-019-00926-z

Mansur, E.T., Barnes, S-J. Savard, D. and  Webb, P.C. 2020  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 https://doi.org/10.1111/ggr.12289

Cave, B. J., Barnes, S.-J., Pitcairn, I. K., Sack, P. J., Kuikka, H., Johnson, S. C., and Duran, C. J. (2019). 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.

Duran C.J., Dubé-Loubert H.,  Pagé P., Barnes S-J., Roy M. and Savard D. 2019 Applications of trace element chemistry of pyrite and chalcopyrite in glacial sediments to mineral exploration targeting: Example from the Churchill Province, northern Quebec, CanadaJournal of Geochemical Exploration, 196:105-130.

Mansur, E. T., Barnes, S.-J., and Duran, C. J. (2019). Textural and compositional evidence for the formation of pentlandite via peritectic reaction: Implications for the distribution of highly siderophile elementsGeology, 47, 351-354.

Yang S-H, Maier WD, Godel B, Barnes S-J, Hanski E and O’Brien H., 2019.  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 https://doi.org/10.1093/petrology/egy115

Arguin J.P., Pagé P., Barnes S-J.,  Girard R. and  Duran C 2018. 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 (11), 476, doi:10.3390/min8110476.

Karykowski B.T., Maier WD, Groshev NY, Barnes S-J, Pripachkin PV, McDonald I 2018. Origin of Reef-Style PGE Mineralization in the Paleoproterozoic Monchegorsk Complex, Kola Region, Russia. Economic Geology 113(6):1333-1358

Karykowski, B.T., Maier, W.D., Groshev, N.Y., Barnes, S-J., Pripachkin, P.V. and Savard, D.  2018 Critical Controls on the Formation of Contact-Style PGE-Ni-Cu Mineralization: Evidence from the Paleoproterozoic Monchegorsk Complex, Kola Region, Russia.  Economic Geology 113 (4), 911-935.

LeVaillant, M., Barnes, S.J. Fiorentini,  M.L. Barnes,  S-J, Bath, A. and Miller, J.  2018. 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.

Maier, W.D.,  Halkoaho, T., Huhma,  H.,  Hanski, E. and  Barnes, S-J. 2018, The Penikat intrusion, Finland: Geochemistry, geochronology, and origin of platinum-palladium reefs.  Journal of Petrology 59: 967-1006

Maier, W.D., Prevec, S.A., Scoates, J.S., Wall, C.J., Barnes, S-J., and Gomwe, T. 2018. 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.

Duran, C.J., Barnes, S-J., Pleše, P., Kudrna Prašeka, M., Zientek, M.L., and. Pagé, P. 2017. Fractional crystallization-induced variations in sulfides from the Noril’sk-Talnakh mining district (polar Siberia, Russia). Ore Geology Reviews, 90, 326-351,

Lay, A. Graham,  I. Cohen, D, Privat, K González-Jiménez,JM ,  Belousova, E and Barnes S-J. 2017. Ophiolitic Chromitites of Timor Leste: Their Composition, Platinum Group Element Geochemistry, Mineralogy, and Evolution. The Canadian Mineralogist 55: 875-908.

Maier, W.D., O’Brien, H., Peltonen, P., and Barnes, S-J. 2017. Platinum-group element contents of Karelian kimberlites: implications for the PGE budget of the sub-continental lithospheric mantleGeochimica et Cosmochimica Acta,  216, 358-371

Prichard, H.M., Barnes, S-J., Fisher, P.C., Pagé, P., and Zientek, M.L. 2017. Laurite and Associated PGM In the Stillwater Chromitites: Implications For Processes of Formation, and Comparisons With Laurite In the Bushveld and Ophiolitic Chromitites. The Canadian Mineralogist, 55 (1) : 121-144.

Samalens, N., Barnes, S-J., and Sawyer, E.W. 2017. 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, USAOre Geology Reviews, 90, 352-370.

Yudovskaya, M.A., Kinnaird, J.A., Grobler, D.F., Costin, G., Abramova, V.D., Dunnett, T., and Barnes, S-J. 2017. Zonation of Merensky-Style Platinum-Group Element Mineralization in Turfspruit Thick Reef Facies (Northern Limb of the Bushveld Complex). Economic Geology 112 (6): 1333-1365.

Arguin J.P., Pagé P.,  Barnes S.-J.,  Yu Y and  Song X.Y., 2016. 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 ChinaJournal of Petrology 57 (5), 1019-1048.

Barnes S.-J. and Ripley E.M., 2016. Highly siderophile and strongly chalcophile elements in magmatic ore deposits. Reviews in Mineralogy and Geochemistry 81, 725-774.

Barnes S.-J., Pagé P., Prichard H.M., Zientek M. and Fisher P.C., 2016. 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  51: 25-47.

Bédard L.P., Esbensen K.H. and Barnes, S.-J., 2016. 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  88 (7), 3504-3511.

Duran C. J., Barnes S.-J. and Corkery J.T., 2016. 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.

Duran C. J., Barnes S.-J. and Corkery J.T., 2016. Geology, petrography, geochemistry, and genesis of sulfide-rich pods in the Lac des Iles palladium deposits, western Ontario, Canada. Mineralium Deposita 51 (4), 509-532.

Maier,W.D., Barnes S.-J. and Karykowski V., 2016. A chilled margin of komatiite and Mg-rich basaltic andesite in the western Bushveld Complex, South Africa.   Contributions to Mineralogy and Petrology 171 (6), 1-22.

Pagé P. and  Barnes S.-J., 2016. The influence of chromite on osmium, iridium, ruthenium and rhodium distribution during early magmatic processes.  Chemical Geology 420, 51-68.

Piña, R., Gervilla, F., Barnes, S.-J., Oberthür, T. and  Lunar, R., 2016. Platinum-group element concentrations in pyrite from the Main Sulfide Zone of the Great Dyke of Zimbabwe Mineralium Deposita, 1-20.

Samalens, N., Barnes, S-J., and Sawyer, E.W. 2016. 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(1) : 173-187.

Dare S.A.S., Barnes S.-J. and  Beaudoin G., 2015. 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.

Duran C. J., Barnes S.-J., Corkery J.T., 2015. 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 158, 223-242.

Forien M., Tremblay J., Barnes S.-J.,  Burgisser A., and Pagé P., 2015. The role of viscous particle segregation in forming chromite Layers from slumped crystal slurries: Insights from analogue experiments. Journal of Petrology 56, 2425-2444..

Henrique-Pinto R., Janasi V.A., Vasconcellos A, Sawyer E.W., and Barnes S.-J.., 2015. Zircon provenance in meta-sandstones of the São Roque Domain: Implications for the Proterozoic evolution of the Ribeira Belt, SE BrazilPrecambrian Research 256, 271-288.

Henrique-Pinto R., Barnes S.-J.., Savard D.D. and Mehdi S., 2015. Quantification of Metals and Semi-Metals in Carbon-Rich Rocks: A New Sequential Protocol Including Extraction from Humic SubstancesGeostandards and Geoanalytical Research

Maier W.D, Howard H.M., Smithies R.H., Yang S.H, Barnes S.-J.., O’Brien H.,  Huhma H.,  and Gardoll S., 2015. Magmatic ore deposits in mafic–ultramafic intrusions of the Giles Event, Western Australia.  Ore Geology Reviews 71405-436.

Maier W.D., Määttä S., Yang S, Oberthür T., Lahaye Y, Huhma H. and  Barnes S.-J., 2015. 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.

Piña R., Gervilla F., Barnes S.-J., Ortega L. and Lunar R., 2015. 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

Queffurus M. and Barnes S.-J., 2015. A review of sulfur to selenium ratios in magmatic nickel–copper and platinum-group element depositsOre Geology Reviews 69, 301-324.

Boutroy E., Dare S.A.S., Beaudoin G., Barnes S.-J. and Lightfoot P.C., 2014. Magnetite composition in Ni-Cu-PGE deposits worldwide: application to mineral exploration. Journal of Geochemical Exploration 145, 64-81.

Dare S.A.S., Barnes S.-J., Beaudoin G., Méric J., Boutroy E. and Potvin-Doucet C., 2014. Trace elements in magnetite as petrogenetic indicatorsMineralium Deposita 49, 785-796.

Dare S.A.S., Barnes S.-J., Prichard H.M. and Fisher P.C., 2014. 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.

Maier, W.D., Barnes, S.-J., and Groves, D.I., 2014. Reply to discussion by RN Scoon and AA Mitchell on the paper “The Bushvel 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 49, 1-3.

Queffurus M. and Barnes S.-J., 2014. 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.

Vukmanovic Z., Reddy S.M., Godel B.M., Barnes S.J., Fiorentini M.L., Barnes S.-J. and Kilburn M.R., 2014. Relationship between microstructures and grain-scale trace element distribution in komatiite-hosted magmatic sulphide ores. Lithos 184, 42-61.

Godel B.M., Barnes S..J. and Barnes S.-J., 2013. Deposition mechanisms of magmatic sulphide liquids: Evidence from high-resolution X-Ray computed tomography and trace element chemistry of komatiite-hosted disseminated sulphides. Journal of Petrology 54, 1455-1481.

Maier W.D., Rasmussen B., Fletcher I.R., Li C., Barnes S.-J. and Huhma, H. 2013. The Kunene anorthosite complex, Namibia, and its satellite intrusions: Geochemistry, geochronology, and economic potential. Economic Geology 108, 953-986.

Maier W.D., Barnes S.-J. and Groves D.I., 2013. 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.

Patten C., Barnes S.-J., Mathez E.A. and Jenner, F.E., 2013. 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.

Piña R., Gervilla F., Barnes S.-J., Ortega L. and Lunar, R., 2013. 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.

Piña R., Gervilla F., Barnes S.-J., Ortega L. and Lunar R., 2013. 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.

Barnes, S.-J. and Djon, M.L.N. 2012. Reply to comments by LJ Cabri on “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, 953-954.

Collins S.J., Maclennan J., Pyle D.M., Barnes S.-J. and Upton B.G.J., 2012. Two phases of sulphide saturation in Reunion magma: Evidence from cumulatesEarth and Planetary Science Letters 337-338, 104-113.

Dare S.A.S., Barnes S.-J. and Beaudoin G., 2012. 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.

Djon, M.L.N. and Barnes, S.-J., 2012. 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.

Godel B., González-Álvarez I., Barnes S.J., Barnes S.-J.., Parker P. and Day J., 2012. Sulfides and sulfarsenides from the Rosie nickel prospect, Duketon Greenstone Belt, Western Australia. Economic Geology 107, 275-294.

Maier W.D., Peltonen P., McDonald I., Barnes S.J., Barnes S.-J.., Hatton C. and Viljoen F., 2012. The concentrations of platinum-group elements and gold in southern African and Karelian kimberlites-hosted mantle xenolith: Implications for the noble metal content of the Earth’s mantleChemical Geology 302-303, 119-135.

Maier W.D., Andreoli M.A.G., Groves D.I. and Barnes S.-J., 2012. 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.

Pagé P., Barnes S.-J., Bédard J.H. and Zientek M.L., 2012. 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 302-303, 3-15.

Patten C., Barnes S.-J. and Mathez E.A., 2012. Textural variations in MORB sulphide droplets caused by differences in crystallization history. Canadian Mineralogist 50, 675-692.

Piña R., Gervilla F., Barnes S.-J., Ortega L. and Lunar, R. 2012. 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 302-303, 61-75.

Dare S.A.S., Barnes S.-J., Prichard H.M. and Fisher P.C., 2011. 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.

Godel B., Barnes S.-J. and Maier W.D., 2011. 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, 537-527.

Godel B., Seat Z., Maier W.D. and Barnes S.-J., 2011. 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.

Barnes S.-J., Maier W.D.and Curl E.A., 2010. 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.

Bedard L.P. and Barnes S.-J., 2010. How fit are your data? Geostandards and Geoanalytical Research, 34, 285-290.

Dare S.A.S., Barnes S.-J. and Prichard H.M., 2010. 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.

Dare S.A.S., Barnes S.-J., Prichard H.M. and Fischer P., 2010. The timing and formation of platinum-group minerals from the Creighton Ni-Cu-Platinum-group element deposit, Sudbury, Canada: Early crystallization of PGE-rich sulfarsenideEconomic Geology 105, 1071-1096.

Godel B., Barnes S.J., Barnes S.-J.. and Maier W.D., 2010. Platinum ore in three dimensions: Insights from high-resolution X-Ray computed tomographyGeology 38, 1127-1130.

Maier W.D. and Barnes S.-J., 2010. The petrogenesis of platinum-group element reefs in the upper Main Zone of the northern lobe of the Bushveld Complex on the farm Moordrift South Africa. Economic Geology 105, 841-854

Maier W.D., Barnes S.-J., Sarkar A., Ripley E., Li C. and Livesey T., 2010. The Kabanga Ni sulfide deposit, Tanzania: I. Geology, petrography, silicate rock geochemistry, and sulfur and oxygen isotopes. Mineralium Deposita 45, 419-441.

Maier W.D. and Barnes S.-J., 2010. The Kabanga Ni sulfide deposits, Tanzania: II. Chalcophile and siderophile element geochemistry Mineralium Deposita 45, 443-460.

Savard D., Barnes S.-J. and Meisel T. 2010. 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.

Barnes S.-J., Savard D., Bédard L.P. and Maier W.D., 2009. Selenium and sulfur concentrations in the Bushveld Complex of South Africa and implications for formation of the platinum-group element depositsMineralium Deposita 44, 647-663.

Maier W.D., Barnes S.J., Campbell I.H., Fiorentini M.L., Peltonen P., Barnes S.-J.. and Smithies H. 2009. Progressive mixing of meteoritic veneer into the early Earth’s deep mantleNature 460, 620-622.

Pagé P. and Barnes S.-J., 2009. Using trace elements in chromites to constrain the origin of podiform chromitites in the Thetford Mines Ophiolite, Quebec, CanadaEconomic Geology 104, 997-1018.

Savard D., Bédard L.P. and Barnes S.-J., 2009. Selenium concentrations in twenty-six geological reference materials: New determinations and proposed values. Geostandards and Geoanalytical Research 33, 249-259.

Barnes S.-J., Prichard H.M., Cox R.A., Fisher P.C. and Godel B., 2008. 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 depositsChemical Geology 248, 295-317.

Bédard L.P., Savard D. and Barnes S.-J., 2008. Total sulfur concentration in geological reference materials by elemental infrared analyser. Geostandards and Geoanalytical Research, 32, 203-208

Godel B. and Barnes S.-J., 2008. Image analysis and composition of platinum-group minerals in the J-M Reef, Stillwater ComplexEconomic Geology 103, 637-651.

Godel B. and Barnes S.-J., 2008. Platinum-group elements in sulfide minerals and the whole rock of the J-M Reef (Stillwater complex): Implication for the formation of the reef. Chemical Geology 24, 272-294.

Godel B., Maier W.D. and Barnes S.-J., 2008. Platinum-group elements in the Merensky and J-M reefs: A review of recent studies. Journal of the Geological Society of India 72, 595-609.

Karup-Moller S., Makovicky E., and Barnes S.-J., 2008. 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.

Maier W.D. and Barnes S.-J., 2008. 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.

Maier W.D., Barnes S.-J., Chinyepi G., Barton J.M., Eglington B. and Setshedi I., 2008. The composition of magmatic Ni–Cu–(PGE) sulfide deposits in the Tati and Selebi-Phikwe belts of eastern Botswana. Mineralium Deposita, 43, 37-60.

Maier W.D., Barnes S.-J., Bandyayera D., Livesey T., Li C. and Ripley E., 2008. 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.

Tollari N., Barnes S.-J., Cox R.A. and Nabil H., 2008. Trace element concentrations in apatites from the Sept-Îles Intrusive Suite, Canada – Implications for the genesis of nelsonites. Chemical Geology 252, 180-190.

Tollari N., Baker D.R. and Barnes S.-J., 2008. 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

Godel B., Barnes S.-J. and Maier W.D., 2007. 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.

Maier W.D., de Klerk L., Blaine J., Manyeruke T., Barnes S.-J., Stevens M.V.A. and Mavrogenes J.A., 2007. 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

Barnes S.-J., Cox R.A. and Zientek M.L., 2006. Platinum-group element, gold, silver and base metal distribution in compositionally zoned sulfide droplets from the Medvezky Creek Mine, Norilsk, RussiaContributions to Mineralogy and Petrology 152, 187-200.

Godel B., Barnes S.-J. and Maier W.D., 2006. 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.

Peregoedova A., Barnes S.-J. and Baker D.R., 2006. 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.

Savard D., Bédard L.P. and Barnes S.-J., 2006. TCF Selenium preconcentration in geological materials for determination at sub-µg-1 with INAA (Se/TCF-INAA)Talanta 70 (3), 566-571.

Tollari N., Toplis, M.J. and Barnes S.-J., 2006. Predicting phosphate saturation in silicate magmas: An experimental study of the effects of melt composition and temperature. Geochimica et Cosmochimica Acta 70, 1518-1536.

Manyeruke T.D., Maier W.D. and Barnes S.-J., 2005. Major and trace element geochemistry of the Platreef on the farm Townlands, northern Bushveld ComplexSouth African Journal of Geology 108, 381-396.

Sá J.H.S., Barnes S.-J., Prichard H.M. and Fisher P.C., 2005 The distribution of base metals and platinum-group elements in magnetitites and their host rocks in the Rio Jacaré Intrusion, Northeastern BrazilEconomic Geology 100, 333-348.

Barnes S.-J., Maier W.D. and Ashwal L.D., 2004. Platinum-group element distribution in the Main Zone and Upper Zone of the Bushveld Complex, South Africa. Chemical Geology 208, 293-317.

Bédard L.P. and Barnes S.-J., 2004. Improved platinum-group element extraction by NiS fire assay from chromitite ore samples using a flux containing sodium metaphosphateGeostandards and Geoanalytical Research 28, 311-316.

MaierW.D. and Barnes S.-J., 2004. Pt/Pd and Pd/Ir ratios in mantle-derived magmas: A possible role for mantle metasomatismSouth African Journal of Geology 107, 333-340.

MaierW.D., Gomwe T., Barnes S.-J., Li C. and Theart, H., 2004. Platinum group elements in the Uitkomst Complex, South Africa. Economic Geology 99, 499-516.

Nabil H., Clark T. and Barnes S.-J., 2004. A Ni-Cu-Co-PGE massive sulfide prospect in a gabbronorite dike at Lac Volant, eastern Grenville Province, Québec. In Proterozoic Tectonic Evolution of the Grenville Orogen in North America, Geological Society of America Memoirs, 197, 145-161.

Peregoedova A., Barnes S.-J. and Baker D.R., 2004. 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 systemsChemical Geology 208, 247-264.

Prichard H.M., Barnes S.-J., Maier W.D. and Fisher P.C., 2004. Variations in the nature of the platinum-group minerals in a cross section through the Merensky reef at Impala platinum mines: Implications for the mode of formation of the reef. Canadian Mineralogist 42, 423-437.

Maier W.D. and Barnes S.-J., 2003. Platinum-group elements in the Boulder Bed, western Bushveld Complex, South AfricaMineralium Deposita 38, 370-380.

Maier W.D., Barnes S.-J., Gartz, V. and Andrews G., 2003. 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.

Maier W.D., Barnes S.-J. and Marsh J.S., 2003. The concentrations of the noble metals in Southern African flood-type basalts and MORB: Implications for petrogenesis and magmatic sulphide explorationContributions to Mineralogy and Petrology 146, 44-61.

Maier W.D., Roelofse F. and Barnes S.-J. 2003. 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.

Pašava J., Barnes S.-J. and Vymazalová A., 2003. The use of mantle normalization and metal ratios in the identification of the sources of platinum-group elements in various metal-rich black shalesMineralium Deposita 38, 775-783.

Barnes S.-J. and Maier W.D., 2002. Platinum-group elements and microstructures of normal Merensky Reef from Impala platinum mine, Bushveld Complex. Journal of Petrology 43, 103-128.

Bédard L.P. and Barnes S.-J., 2002. Comparison of N-type semi-planar and coaxial INAA detectors for 33 geochemical reference samples. Journal of Radioanalytical and Nuclear Chemistry 254, 485-497.

Bédard L.P. and Barnes S.-J., 2002. A comparison of the capacity off-ICP-MS and FA-INAA to determine platinum-group elements and gold in geological samples. Journal of Radioanalytical and Nuclear Chemistry 254, 319-329.

Maier W.D., Marsh J.S., Barnes S.-J. and Dodd D.C., 2002. 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 provinceEconomic Geology 97, 1293-1306

Baker D.R., Barnes S.-J., Simon G. and Bernier F., 2001. Fluid transport of sulfur and metals between sulfide melt and basaltic melt. Canadian Mineralogist 39, 537-546.

Barnes S.-J., van Achterbergh E., Makovicky E. and Li C., 2001. 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.

Barnes S.-J., Melezhik V.A. and Sokolov S.V., 2001. The composition and mode of formation of the Pechenga nickel deposits, Kola Peninsular, Northwestern Russia. Canadian Mineralogist 39, 447-472.

Lahaye Y., Barnes S.-J., Frick L.R. and Lambert, D.D., 2001. Re-Os isotopic study of komatiitic volcanism and magmatic sulphide formation in the southern Abitibi Greenstone Belt, Ontario, CanadaCanadian Mineralogist 39, 473-490.

Maier W.D., Barnes S.-J and van der Merwe M., 2001. Platinum-group elements in the Pyroxenite Marker, Bushveld Complex: Implications forth formation of the Main Zone. South African Journal of Geology 104, 301-308.

Maier W.D., Sliep J., Barnes S.-J., de Waal S.A. and Li C., 2001. PGE-bearing mafic-ultramafic sills in the floor of the Eastern Bushveld Complex on the farms Blaauwboschkraal, Swartkoppies, and Waterval. South African Journal of Geology 104, 343-354.

Maier W.D., Barnes S.-J., Ashwal L.D., and Li C., 2001. A reconnaissance study on the magmatic Cu-Ni-PGE sulphide potential of the Tete Complex, Mozambique. South African Journal of Geology 104, 355-363.

Thériault R.D., Barnes S.-J. and Severson M.J., 2000. Origin of Cu-Ni-PGE sulfide mineralization in the Partridge River Intrusion, Duluth Complex, Minnesota. Economic Geology 95, 929-945.

Maier W.D. and Barnes S.-J., 1999. Platinum-group elements in silicate rocks of the Lower, Critical and Main Zones of the Bushveld Complex. Journal of Petrology, 40, 1647-1671.

Maier W.D. and Barnes S.-J., 1999. 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.

Maier W.D., Prichard H.M., Barnes S.-J. and Fisher P.C., 1999. Compositional variation of laurite at Union Section in the western Bushveld Complex. South African Journal of Geology 102, 286-292.

MaierW.D. and Barnes S.-J., 1998. Concentrations of rare earth elements in silicate rocks of the Lower, Critical and Main Zones of the Bushveld Complex. Chemical Geology 150, 85-103.

Maier W.D., Barnes S.-J. and de Waal S., 1998. Exploration for magmatic Ni-Cu-PGE sulphide deposits: A review of recent advances in the use of geochemical tools, and their application to some South African ores. South African Journal of Geology 101, 237-253.

Thériault R.D. and Barnes S.-J., 1998. Compositional variations in Cu-Ni-PGE sulfides of the Dunka Road deposit, Duluth Complex, Minnesota: The importance of combined assimilation and magmatic processes. Canadian Mineralogist 36, 869-886.

Barnes S.-J., Zientek M.L. and Severson M.J., 1997. Ni, Cu, Au and platinum-group element contents of sulphides associated with intraplate magmatism: a synthesis. Canadian Journal of Earth Sciences 34, 337-351.

Barnes S.-J., Makovicky E., Makovicky M., Rose-Hansen J. and Karup-Moller S., 1997. Partition coefficients for Ni, Cu, Pd, Pt, Rh and Ir between monosulphide solid solution and sulphide liquid and the implications for the formation of compositionally zoned Ni-Cu sulphide bodies by fractional crystallization of sulphide liquid. Canadian Journal of Earth Sciences 34, 366-374.

Thériault R., Barnes S.-J. and Severson M.J., 1997. 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.

Bulanova G.P., Griffin W.L., Ryan C.G., Shestakova O.Y. and Barnes S.-J., 1996. Trace elements in sulfide inclusions from Yakutian diamonds. Contributions to Mineralogy and Petrology 124, 111-125.

Hauck S.A., Severson M.J., Zanko L., Barnes S.-J., Morton P., Alminas H., Foord E.E. and Dahlberg E.H., 1996. An overview of the geology and oxide, sulfide and platinum-group element mineralization along the western and northern contacts of the Duluth Complex. In Middle Proterozoic to Cambrian Rifting, Central North America. Geological Society of America Special Paper 312, 137-187.

Li C., Barnes S.-J., Makovicky E., Rose-Hansen J. and Makovicky M.,1996. 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.

Li C. and Barnes S.-J., 1996. Partitioning of platinum-group elements and Au in the Fe-Ni-Cu-S system: Experiments on the fractional crystallization of sulfide melt – a discussionContributions to Mineralogy and Petrology 123: 435-437.

Maier W.D., Barnes S.-J., de Klerk W.J., Teigler B. and Mitchell A.A., 1996. Cu/Pd and Cu/Pt of silicate rocks in the Bushveld Complex: Implications for platinum-group element exploration. Economic Geology 91, 1151-1158.

Maier W.D. and Barnes S.-J., 1996. Unusually high concentrations of magnetite at Caraiba and other Cu-sulfide deposits in the Curaca Valley, Bahia, Brazil. Canadian Mineralogist 34, 701-716.

Maier W.D., Barnes S.-J. and Pellet T., 1996. The economic significance of the Bell River Complex, Abitibi subprovince, Quebec. Canadian Journal of Earth Sciences 33, 967-980.

Barnes S.-J. and Francis D., 1995. The distribution of platinum-group elements, nickel, copper and gold in the Muskox layered intrusion, Northwest Territories, Canada. Economic Geology 90, 135-155.

Li C.and Barnes S.-J., 1995. Comment on « Fractional crystallization of anhydrous sulfide liquid in the system Fe-Ni-Cu-Smith application to magmatic sulfide deposits » by M.E. Fleet and Y. Pan. Geochimica et Cosmochimica Acta 59, 3863-3865.

Sawyer E.W.and Barnes S.-J., 1994. Thrusting, magmatic intraplating, and metamorphic core complex development in the Archaean Belleterre-Angliers Greenstone Belt, Superior Province, Quebec, Canada. Precambrian Research 68, 183-203.

Barnes S.-J., Couture J.-F., Sawyer E.W. and Bouchaib C., 1993. Nickel-copper sulphide occurrences in Belleterre-Angliers belt of the Pontiac sub-province and the use of Cu/Pd ratios in interpreting platinum-group element distributions. Economic Geology 88, 1402-1418.

Barnes S.-J. and Picard C.P., 1993. 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.

Barnes S.-J., Picard C.P., Giovenazzo D. and Tremblay C., 1992. 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.

Barnes S.-J., 1990. The use of metal ratios in prospecting for platinum-group element deposit. Journal of Geochemical Exploration 37, 91-99.

Barnes S.J. and Barnes, S.-J, 1990. A new interpretation of the Katinik nickel deposit, Ungava, northern Quebec. Economic Geology 85, 1269-1272.

Barnes S.-J. and Giovenazzo D., 1990. Platinum-group elements in the Bravo Intrusion, Cape Smith Fold Belt, Northern Quebec. Canadian Mineralogist 28, 431-449.

Barnes S.-J. and Often M., 1990. Ti-rich komatiites from northern Norway. Contributions to Mineralogy and Petrology 105: 42-54.

Bédard L.P. and Barnes S.-J., 1990. Instrumental neutron activation analysis by collecting only one spectrum: Results for international geochemical reference samples. Geostandards Newsletters 14, 479-484.

Tucker R.D., Boyd R, and Barnes S.-J., 1990. A U-Pb zircon age date for Tehrani intrusion, N. Norway: New evidence of basic magmatism in the Scandinavian Caledon ides in Early Silurian time. Norsk Geologisk Tidsskrift 70, 229-239.

Sawyer E.W. and Barnes S.-J., 1988. Temporal and compositional differences between subsolidus and anatectic migmatite leucosomes from the Quectico metasedimentary belt, Canada. Journal of Metamorphic Geology 6, 437-450.

Barnes, S.-J. 1987. Reply to a discussion of « The petrography and geochemistry of komatiite flows from the Abitibi Greenstone Belt, and a model for their formation. » Lithos 20, 182-185.

Barnes S.-J. and Naldrett, A.J., 1987. Fractionation of the platinum group elements and gold in some komatiites of the Abitibi Greenstone Belt, Northern OntarioEconomic Geology 82, 165-183.

Barnes S.-J., 1987. Unusual nickel and copper to noble-metal ratios from the Rana layered intrusion, northern Norway. Norsk Geologisk Tidsskrift, 67, 215-231.

Barnes S.-J. and Naldrett A.J. 1986. Variations in platinum group element concentrations in the Alexo mine komatiite, Abitibi Greenstone Belt, northern Ontario. Geological Magazine 123, 515-524.

Naldrett A.J. and Barnes S.-J., 1986. The behavior of platinum group elements during fractional crystallization and partial melting with special reference to the composition of magmatic sulphide ores. Fortschritteder Mineralogie 64, 113-133.

Barnes S.-J., 1985. The petrography and geochemistry of komatiite flows from the Abitibi Greenstone Belt and a model for their formation. Lithos 18, 241-270.

Barnes S.-J., Naldrett, A.J. and Gorton, M.P., 1985. The origin of the fractionation of the platinum-group elements in terrestrial magmas. Chemical Geology 53, 303-323.

Barnes S.-J. and Gorton M.P., 1984. Trace element analysis by neutron activation analysis with a low-flux reactor (Slowpoke-II): Results for international reference rocks. Geostandards Newsletters 8, 17-24.

Barnes S.-J., 1983. A comparative study of olivine and clinopyroxene spinifex flows from Alexo, Abitibi greenstone belt, Ontario, Canada. Contributions to Mineralogy and Petrology 83, 293-308.

Bawyer E.W., Barnes S.-J. and Buck M.J., 1983. Pillow shelves: determination of bedding direction and structural facing direction from shelves in deformed pillow lavas. Canadian Journal of Earth Sciences 20, 1483-1487.

Barnes S.-J. and Sawyer E.W., 1980. An alternative model for the Damara Mobile Belt: Ocean crust subduction and continental convergence. Precambrian Research 13, 297-336.

Cawthorn R.G., McIver J.R., McCarthy T.S., Wyatt B.A., Ferguson J. and Barnes S.-J., 1979. Possible liquid immiscibility in high-magnesia basalts from the Ventersdorp Supergroup, South Africa. Journal of Geology 87, 105-113.

 

 

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