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Prof. Dr. Christian Ballhaus

Christian Ballhaus

 

 

 

 

       

Kontakt

Poppelsdorfer Schloss, Raum 217
Telefon: +49 228 73-2933
Telefax: +49 228 73-2763
Email: ballhaus [at] uni-bonn.de

 

Wissenschaftlicher Werdegang

 

2006−present

Professor of Petrology (Univ. Bonn)
1998−2006

Professor of Petrology (Univ. Münster)
1996−1998

Visiting Professor (Univ. Tübingen)
1994−1996

Heisenberg Fellow (MPI Mainz)
1993

Habilitation (DSc.) in Mineralogy (Univ. Freiburg)
1991−1994

Assistant Professor (Univ. Freiburg)
1987−1991

Research Fellow (Univ. Tasmania, Australia)
1987

Promotion (PhD.) in Mineralogy (Univ. Leoben)
1983−1987

Research Assistant (Univ. Leoben)
1983

Diploma in Geology (Univ. Hamburg)

 

Veröffentlichungen

 

  1. Ballhaus C., Stumpfl E.F. (1985) Occurrence and petrological significance of graphite in the upper critical zone, western Bushveld Complex, South Africa. Earth Planet. Sci. Lett. 74, 58-68.
  2. Ballhaus C. (1986) Fluide Phasen und Platinmineralisation im Bushveld Komplex, Südafrika. Mitt. Österr. Miner. Ges. 131, 105-108.
  3. Ballhaus C., Stumpfl E.F. (1986) Sulfide and platinum mineralization in the Merensky reef: evidence from hydrous silicates and fluid inclusions. Contrib. Miner. Petrol. 94, 193-204.
  4. Stumpfl E.F., Ballhaus C. (1986) Stratiform platinum deposits: new data and concepts. Fortschr. Miner. 64, 205-214.
  5. Ballhaus C. (1988) Potholes of the Merensky reef at Brakspruit shaft, R.P.M. - primary disturbances in the magmatic stratigraphy. Econ. Geol. 83, 1140-1158.
  6. Ballhaus C., Cornelius M., Stumpfl E.F. (1988) The upper critical zone of the Bushveld Complex and the origin of Merensky-type ores - a discussion. Econ. Geol. 83, 1082-1085.
  7. Ballhaus C., Glikson A.Y. (1989) Magma mixing and intraplutonic quenching in the Wingellina Hills intrusion, Giles Complex, central Australia. Journ. Petrol. 30, 1443-1469.
  8. Glikson A.Y, Ballhaus C. (1989) Significance of ultrabasic components of the Giles Complex, central Australia. BMR Research Newsletter 10, 4-6.
  9. Glikson A.Y., Ballhaus C., Pharao T. (1990) The Giles Complex, central Australia. New insights into tectonics and metamorphism. BMR Research Newsletter 12, 18-20.
  10. Glikson A.Y., Ballhaus C., Goleby B.R., Shaw R.D. (1990) Major thrust faults and the vertical zonation of the middle to upper Proterozoic crust in central Australia. In: Salisbury M.H., Fountain D.M. (eds.), Exposed Cross-Sections of the Continental Crust, 285-304. Kluwer Academic Publishers.
  11. Ballhaus C., Berry R.F., Green D.H. (1990) Oxygen fugacity controls in the Earth's upper mantle. Nature 348, 437-440.
  12. Ballhaus C., Berry R.F., Green D.H. (1991) Experimental calibration of the olivine-orthopyroxene-spinel oxygen barometer - implications for oxygen fugacity in the Earth's upper mantle. Contrib. Miner. Petrol. 107, 27-40.
  13. Ballhaus C., Berry R.F. (1991) Crystallization pressure and cooling history of the Giles Layered Igneous Complex, central Australia. Journ. Petrol. 32, 1-28.
  14. Ballhaus C., Glikson A.Y. (1992) Magmatic and metamorphic evolution and economic potential of the Giles Layered Igneous Complex, central Australia. BMR Research Newsletter 16, 6-9.
  15. Ballhaus C. (1993) The layered basic/ultrabasic Giles Complex, Tomkinson Ranges, Western Australia: Igneous stratigraphy, mineralogy, petrography, and petrogenesis of the Jameson, Murray Range, Blackstone, Hinckley, Bell Rock, south Mt. West, and Latitude Hill intrusions. A contribution to the National Geological Mapping Accord, Musgrave Project. BMR Record Series, Record 1992/73, 75 p.
  16. Ballhaus C. (1993) Oxidation states of lithospheric and asthenospheric upper mantle. Contrib. Miner. Petrol. 114, 331-348.
  17. Ballhaus C. (1993) A question of reduction. Nature (Editorial) 366, 112-113.
  18. Ballhaus C., Ryan C.G., Mernagh T.P., Green D.H. (1994) The partitioning of Fe, Ni, Cu, Pt, and Au between a sulfide, metal phases, and a coexisting fluid - a pilot study. Geochim. Cosmochim. Acta 58, 811-826.
  19. Ballhaus C., Frost B.R. (1994) The generation of oxidized CO2-bearing basaltic melts from reduced mantle sources. Geochim. Cosmochim. Acta 58, 4431-4440.
  20. Ryan C.G., Heinrich C.A., van Achterbergh E., Ballhaus C., Mernagh T.P. (1995) Microanalysis of ore-forming fluids using the Scanning Proton Microprobe. Nucl. Inst. Meths. Phys. Res. B 104, 182-190.
  21. Ballhaus C., Glikson A.Y. (1995) Petrology of layered mafic-ultramafic intrusions of the Giles Complex, western Musgrave Block, Western Australia. AGSO J. Austr. Geol. Geophys. 16, 69-89.
  22. Glikson A.Y., Ballhaus C., Clarke G.L., Sheraton J.W., Stewart A.J., Sun S.-S. (1995) Geological framework of the layered mafic-ultramafic intrusions of the Giles Complex and environs, western Musgrave Block, central Australia. AGSO J. Austr. Geol. Geophys. 16, 41-67.
  23. Ballhaus C. (1995) Is the upper mantle metal-saturated? Earth Planet. Sci. Lett. 132, 75-86.
  24. Ballhaus C., Ryan C.G. (1995) Platinum-group elements in the Merensky Reef. I. PGE in solid solution in base metal sulfides and the down-temperature equilibration history of Merensky ores. Contrib. Miner. Petrol. 122, 241-251.
  25. Ballhaus C., Ulmer P. (1995) Platinum-group elements in the Merensky Reef. II. Solubility of Pt and Pd in Fe1-xS from 950 to 450°C under controlled ƒS2 and ƒH2. Geochim. Cosmochim. Acta 59, 4881-4888.
  26. Falloon T.J., Green D.H., O´Neill H.St.C., Ballhaus C. (1996) The quest for low-degree melts. Nature 381, 285.
  27. Ballhaus C., Ellis D.J. (1996) Mobility of core melts during Earth´s accretion. Earth Planet. Sci. Lett., 143, 137-145.
  28. Frost B.R., Ballhaus C. (1996) Constraints on the origin of the oxidation state of mantle overlying subduction zones: An example from Simcoe, Washington, USA (comment). Geochim. Cosmochim. Acta, 62, 329-331.
  29. Glikson A.Y., Stewart A.J., Ballhaus C., Clarke G.L., Feeken E., Leven J.H., Sheraton J.W., Sun S.-s. (1996) Geology of the Western Musgrave Block, central Australia, with particular reference to the mafic-ultramafic Giles Complex. AGSO Bull. 239, 206 p. (with geological map).
  30. Glikson A.Y., Stewart A.J., Ballhaus C., Clarke G.L., Feeken E. (1996) Geology of the Giles Complex and environs, western Musgrave Block. The Tomkinson Ranges. Geologische Karte 1:50.000 (two sheets). National Geoscience Mapping Accord, AGSO, Canberra.
  31. Matveev S., Ballhaus C., Fricke K., Truckenbrodt J., Ziegenbein D. (1997) CHO volatiles under upper mantle conditions. I. Experimental results. Geochim. Cosmochim. Acta 61, 3081-3088.
  32. Ballhaus C. (2000) Origin of podiform chromite deposits by magma mingling. Earth Planet. Sci. Lett., 156, 185-193
  33. Ballhaus C., Sylvester P. (2000) PGE enrichment processes in the Merensky reef. J. Petrol. 41, 454-561.
  34. Matveev S., O'Neill H.St.C., Ballhaus C., Taylor W.R., Green D.H. (2001) OH-spectra in olivine as fingerprint for mantle metasomatism. J. Petrol. 42, 721-729.
  35. Ballhaus C., Tredoux M., Spaeth A. (2001) Phase relations in the Fe-Ni-Cu-PGE-S system at magmatic temperature and application to massive sulfide ores of the Sudbury Igneous Complex. Journ. Petrol. 42, 1911-1926.
  36. Matveev S., Ballhaus C. (2002) Role of water in the origin of podiform chromite deposits. Earth Planet. Sci. Lett. 203, 235-243.
  37. Tomaschek F., Kennedy A., Villa I., Lagos M., Ballhaus C. (2003) Zircons from Syros, Cyclades, Greece - Recrystallisation and mobilisation of zircon during high pressure metamorphism. Journ. Petrol. 44, 1977-2002.
  38. Jödicke H., Kruhl J.H., Ballhaus C., Giese P., Untiedt J. (2004) Syngenetic, thin graphite-rich horizons in lower crustal rocks from the Serre San Bruno, Calabria (Italy), and implications for the nature of high-conducting deep crustal layers. Phys. Earth Planet. Int. 41, 37-58.
  39. Keiter M., Piepjohn K., Ballhaus C., Bode M., Lagos M. (2004) Structural development of high-pressure metamorphic rocks on Syros island (Cyclades/Greece). Journ. Struct. Geol. 26, 1433-1445.
  40. Bockrath C., Ballhaus C., Holzheid A. (2004) The temperature-ƒS2 stability field of laurite RuS2 in basaltic melts at 1 atm. Chem. Geol. 208 (HSE Special Volume), 265-271.
  41. Schuth S., Rohrbach A., Münker C., Ballhaus C., Garbe-Schönberg D., Qopoto C. (2004) Geochemical constraints on the petrogenesis of arc picrites and basalts, New Georgia Group, Solomon Islands. Contrib. Miner. Petrol. 148, 288-304.
  42. Bockrath C., Ballhaus C., Holzheid A. (2004) Fractionation of the platinum-group elements during mantle melting. Science 305, 1951-1953.
  43. Matveev S., Portnyagin M., Ballhaus C., Brooker R., Geiger C. (2005) FTIR study of hydroxyl speciation in natural olivine. Journ. Petrol. 46, 603-614.
  44. Cawthorn R.G., Barnes S.J., Ballhaus C., Malitch K. (2005) Platinum-group element, chromium, and vanadium deposits in mafic and ultramafic rocks. Econ. Geol. (SEG 100th Anniversary Volume), 215-249.
  45. Rohrbach A., Schuth S., Ballhaus C., Münker C., Matveev S., Qopoto C. (2005) Petrological constraints on the origin of arc picrites, New Georgia Group, Solomon Islands. Contrib. Miner. Petrol. 149, 685-698.
  46. Lagos M., Scherer E., Münker C., Tomaschek F., Ballhaus C. (2007) The age of peak metamorphism on Syros: insights from Lu-Hf geochronology. Chem. Geol. 243, 16-35.
  47. Ballhaus C., Bockrath C., Wohlgemuth-Ueberwasser C., Laurenz V., Berndt J. (2006) Fractionation of the noble metals by physical processes. Contr. Miner. Petrol. 152: 667-684.
  48. Helmy H.M., Ballhaus C., Berndt J., Bockrath C. (2007) Formation of Pt, Pd and Ni tellurides: experiments in sulfide-telluride systems. Contr. Miner. Petrol. 153, 577-591
  49. Rohrbach A., Ballhaus C., Golla-Schindler U., Ulmer P., Kamenetsky D., Kusmin D. (2007) The upper mantle is metal-saturated. Nature 449, 456-458.
  50. Wohlgemuth-Ueberwasser C., Ballhaus C., Berndt J., Meisel, T. (2007) Synthesis of PGE sulfide standards for laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS). Contr. Miner. Petr. 154, 607-617.
  51. Keiter M., Tomaschek M., Ballhaus C. (2008) The structural inventory of Kythnos Island (Cyclades, Greece). Z. Dtsch. Geol. Ges. 159, 513-520.
  52. Tomaschek F., Keiter M., Kennedy A.K., Ballhaus C. (2008) Pre-alpidic basement within the northern Cycladic Blueschist unit on Syros Island, Greece. Z. Dtsch. Geol. Ges. 159, 521-531.
  53. Lagos M., Ballhaus C., Münker C., Wohlgemuth-Ueberwasser C., Berndt J., Kuzmin D. (2008) The Earth's missing lead may not be in the core. Nature 456, 89-92.
  54. Laurenz V., Fonseca R.O.C., Ballhaus C., Sylvester P.J. (2009) Solubility of palladium in picrite melts: 1. The effect of FeO. Geochim. Cosmochim. Acta 74, 2989–2998.
  55. Schuth S., Münker C., König S., Qopoto C., Basi S., Garbe-Schönberg D., Ballhaus C. (2009) Petrogenesis of lavas along the Solomon island arc, SW Pacific: coupling of compositional variations and subduction zone geometry. Journ. Petrol. 50, 781-811.
  56. Wohlgemuth-Ueberwasser C., Fonseca R.O.C., Ballhaus C., Berndt (2012) Sulfide oxidation as a process for the formation of copper-rich magmatic sulfides. Mineral. Dep. DOI 10.1007/s00126-012-0420-9.
  57. Helmy H., Ballhaus C., Ueberwasser C., Fonseca R.O.C., Laurenz V. (2010) Partitioning of Se, As, Sb, Te and Bi between monosulfide solid solution and sulfide melt - application to magmatic sulfide deposits. Geochim. Cosmochim. Acta 74, 6174–6179.
  58. Rohrbach A., Ballhaus C., Golla-Schindler U., Ulmer P., Schönbohm D. (2011) Experimental evidence for a reduced metal-saturated upper mantle. Journ. Petrol. 52, 717-731.
  59. Keiter M., Ballhaus C., Tomaschek F. (2011) A new geological map of the island of Syros (Aegean Sea, Greece): Implications for lithostratigraphy and structural history of the Cycladic Blueschist unit. Geol. Soc. Amer. Spec. Paper 481, 43 p.
  60. Ballhaus C., Gee C.T., Bockrath C., Greef K., Mansfeldt T., Rhede D. (2012) The silicification of trees in volcanic ash - an experimental study. Geochim. Cosmochim. Acta 84, 62-74.
  61. Laurenz V., Fonseca R.O.C., Ballhaus C., Jochum K.P. Heuser A., Sylvester P.J. (2012) The solubility of Pd and Ru in picritic melts: 2. The effect of sulfur. Geochim. Cosmochim. Acta (in press).
  62. Albarède F., Ballhaus C., Blichert-Toft J., Lee C.-t., Marty B., Moynier F. (2012) Asteroidal impacts and the origin of terrestrial and lunar volatiles. Icarus 222, 44-52.
  63. Läbe S., Gee C.T., Ballhaus C., Nagel T. (2012) Experimental silicification of the tree fern Dicksonia Antarctica at high temperature with silica-enriched H2O vapor. Palaios 27, 835-841.
  64. Laurenz V., Fonseca R.O.C., Ballhaus C., Jochum K.P. Heuser A., Sylvester P.J. (2013) The solubility of Pd and Ru in picritic melts: 2. The effect of sulfur. Geochim. Cosmochim. Acta 108, 172-183.
  65. Ballhaus C., Laurenz V., Münker C., Fonseca R.O.C., Albarède F., Rohrbach A., Lagos M., Schmidt M.W., Jochum K.-P., Stoll B., Weis U., Helmy H. (2012) The U/Pb ratio of the Earth's mantle - a signature of late volatile addition. Earth Planet. Sci. Lett. 362, 237-245.
  66. Kamenetsky V. S., Maas R., Fonseca R. O. C., Ballhaus C., Heuser A., Brauns M., Norman M. D., Woodhead J. D., Rodemann T., Kuzmin D. V., Bonatti E. (2012). Noble metals potential of sulfide-saturated melts from the subcontinental lithosphere. Geology 41,575-578.
  67. Wohlgemuth-Ueberwasser C., Fonseca R.O.C., Ballhaus C., Berndt J. (2013) Sulfide oxidation as a process for the formation of copper-rich magmatic sulfides. Mineral. Deposita 48, 115-127
  68. Helmy H.M., Ballhaus C. Fonseca R.O.C., Wirth R., Nagel T., Tredoux M. (2013) Noble metal nanoclusters and nanoparticles in magmatic sulfide melts. Nature Communications (in press).
  69. Helmy H.M., Ballhaus C., Fonseca R.O.C., Nagel T. (2013) Liquid immiscibility of sulfide and arsenide melts in the system Fe-Ni-Cu-Pt-Pd-As-S. Contrib. Miner. Petrol. (in press).
     

 

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