Robert Frei

Robert Frei

Professor


  1. 1994
  2. Published

    A combined U-Pb-zircon, Pb-Pb-Nd isotope investigation on the Masirah ophiolite, Oman: indications for generation of acidic rocks by pure differentiation of a depleted mantle source

    Nägler, T. F. & Frei, Robert, 1994, In: Mineralogical Magazine. p. 647-648

    Research output: Contribution to journalConference abstract in journalResearch

  3. Published

    Chronology of magmatism and mineralization in the Kassandra mining area, Greece: The potentials and limitations of dating hydrothermal illites

    Gilg, H. A. & Frei, Robert, 1994, In: Geochimica et Cosmochimica Acta. 58, p. 2107-2122

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    trapped noble gases in native gold: Radiogenic He and fission Xe in  U-rich minerals accompanying placer gold

    Niedermann, S., Eugster, O., Thalmann, C., Frei, Robert, Kramers, J. D., Bruno, L. & Hofmann, B., 1994, In: Lunar Planetary Science. 25, p. 997-998

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. 1993
  6. Published

    Formation of Alpine Au ~30 Ma ago: further results of the development of a dating method for native gold

    Niedermann, S., Eugster, O., Frei, Robert, Krähenbühl, U., Kramers, J. D. & Thalmann, C., 1993, In: Meteoritics and Planetary Science. 28, p. 411-412

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Inherited crustal components in the porphyry copper style mineralization of Skouries, Northern Greece: implications from combined Pb-Sr isotopic results

    Frei, Robert, 1993, In: Schweizerische Mineralogische und Petrographische Mitteilungen.

    Research output: Contribution to journalConference abstract in journalResearch

  8. 1992
  9. Published

    Discussions: Metamorphism and polygenesis of the madem lakkos polymetallic sulfide deposit, Chalkidiki, Greece-a discussion

    Gilg, H. A., Frei, Robert, Kalogeropoulos, S. I. & Nicolaou, M., 1 Jul 1992, In: Economic Geology . 87, 4, p. 1184-1187 4 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  10. Published

    Isotope (Pb, Rb-Sr, S, O, C, U-Pb) geochemical investigations on Tertiary intrusives and related mineralizations in the Serbomacedonian Pb-Zn, Sb+Cu-Mo metallogenetic province in Northern Greece

    Frei, Robert, 1992, Swiss Federal Institute of Technology (ETH) Zürich, Switzerland. 231 p.

    Research output: Book/ReportPh.D. thesisResearch

  11. Published

    Metamorphism and polygenesis of the Madem Lakkos polymetallic sulfide deposit, Chalkidiki, Greece: a discussion

    Gilg, H. A., Frei, Robert, Kalogeropoulos, S. I. & Nicolaou, M., 1992, In: Economic Geology. 87, p. 1184-1193

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. 1990
  13. Published

    Origin and metallogenetic significance of the Tertiary Stratoni "Granodiorite", Chalkidiki, N. Greece: isotopic and chemical evidence

    Kalogeropoulos, S. I., Frei, Robert, Nikolaou, M. & Gerouki, F., 1990, In: Bulletin of the Geological Society of Greece. 26, p. 23-38

    Research output: Contribution to journalJournal articleResearchpeer-review

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