Robert Frei

Robert Frei

Professor


  1. Published

    Lead isotopic results of the Mpanda Mineral Field mineralizations (SW Tanzania)

    Stendal, H., Frei, Robert, Muhongo, S., Rasmussen, T. M., Mnali, S., Petro, F. & Temu, E. B., 2004, In: Journal of African Earth Sciences. Vol. 38, p. 437-447

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Pan-African(?) rutile in the Yaoundé region, Cameroon

    Stendal, H., Toteu, S. F., Frei, Robert, Njel, U. O., Konnerup-Madsen, J., Bassahak, J., Penaye, J. & Nni, J., 2004, 20th Colloquium of African geology, Orleans, France, 2-7 June 2004. Abstract volume. Orleans, p. 385

    Research output: Chapter in Book/Report/Conference proceedingPreface/postscriptResearch

  3. Published

    "U-rich Archaean sea-floor sediments from Greenland-indications of >3700 Ma Oxygenic photosynthesis"

    Rosing, Minik Thorleif & Frei, Robert, 2004, In: Earth and Planetary Science Letters. 217, p. 237-244 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Nd-Sr-Pb isotopic constraints on metal and fluid sources in W-Sb-Au mineralization at Woxi and Liaojiaping (Western Hunan, China)

    Peng, B. & Frei, Robert, 2004, In: Mineralium Deposita. Vol. 39, p. 313-327

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    The Nevoria gold skarn deposit, Southern Cross greenstone belt, Western Australia: II. Pressure-temperature-time path and relationship to postorogenic granites

    Mueller, A. G., Nemchin, A. A. & Frei, Robert, 2004, In: Economic Geology. Vol. 99, p. 453-478

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Osmium isotopic compositions of Os-rich platinum group element alloys from the Klamath and Siskiyou Mountains

    Meibom, A., Frei, Robert & Sleep, N. H., 10 Feb 2004, In: Journal of Geophysical Research: Solid Earth. 109, 2

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Osmium isotopic compositions of Os-rich platinum group element alloys from the Klamath and Siskiyou Mountains, USA

    Meibom, A., Frei, Robert & Sleep, N. H., 2004, In: Journal of Geophysical Research - Oceans. Vol. 109, p. B02203

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Radiometric growth rate and Pb isotope evolution of Mn/Fe precipitates from the SW-Baltic Sea

    Liebetrau, V., Eisenhauer, T., Frei, Robert, Kronz, A., Bock, B., Hansen, B. T. & Leipe, T., 2004, In: Zeitschrift für Angewandte Geologie. special issue (Sonderheft 2), p. 177-197

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Mantle heterogeneity during the formation of the North Atlantic Igneous Province: Constraints from trace element and Sr-Nd-Os-O isotope systematics of Baffin Island picrites

    Kent, A. J. R., Stolper, E. M., Francis, D., Woodland, J., Frei, Robert & Eiler, J., 2004, In: Geochemistry Geophysics Geosystems. Vol. 5/11, p. Q11004

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Topography-driven hydrothermal breccia mineralization of Pliocene age at Grimsel Pass, Aar massif, Central Swiss Alps

    Hofmann, B. A., Helfer, M., Diamond, L. W., Villa, I. M., Frei, Robert & Eikenberg, J., 2004, In: Schweizerische Mineralogische und Petrographische Mitteilungen. 84, 3, p. 271-302

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    The Hadean upper mantle conundrum: Evidence for source depletion and enrichment from Nd and Os isotopic compositions in 3.71 Gy boninite-like metabasalts from the Isua Supracrustal Belt

    Frei, Robert, Polat, A. & Meibom, A., 2004, In: Geochimica et Cosmochimica Acta. 11S, p. A744

    Research output: Contribution to journalConference abstract in journalResearch

  12. Published

    The Hadean upper mantle conundrum: Evidence for source depletion and enrichment from Sm-Nd, Re-Os, and Pb isotopic compositions in 3.71 Gy boninite-like metabasalts from the Isua Supracrustal Belt, Greenland

    Frei, Robert, Polat, A. & Meibom, A., 2004, In: Geochimica et Cosmochimica Acta. Vol. 68, p. 1645-1660

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Nd and Pb isotopes of Mn/Fe precipitates of the Baltic Sea: climate change versus pollution

    Bock, B., Liebetrau, V., Eisenhauer, A., Frei, Robert, Kronz, A. & Leipe, T., 2004, In: Geochimica et Cosmochimica Acta. 11S, p. A480

    Research output: Contribution to journalConference abstract in journalResearch

  14. Published

    Porphyritic syenite at Lake Mykle, the Oslo rift: a possible derivative of larvikite

    Andersen, T., Frei, Robert, Sørensen, H. & Westphal, N. L., 2004, In: Norges Geologiske Undersøkelse, Bulletin. 442, p. 23-28

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    The occurrence of porphyritic syenite at Lake Mykle, the Oslo rift: a possible derivate of larvikite

    Andersen, T., Frei, Robert, Sørensen, H. & Westphal, N., 2004, In: Norsk Geologiske Undersøkelse Bulletin. 442, p. 23-28

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Geochemical and Pb-Sr-Nd isotopic constraints indicating an enriched mantle source for late Cretaceous to early Tertiary volcanism, Central Anatolia, Turkey

    Alpaslan, M., Frei, Robert, Boztug, D., Kurt, M. A. & Temel, A., 2004, In: International Geology Review. Vol. 46/11, p. 1022-1041

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Origin of the ultrapotassic volcanics within the Late Cretaceous to early Tertiary Ulukisla Basin, Central Anatolia, Turkey. 14th Annual V.M. Goldschmidt Conference, Copenhagen, Denmark, June 7-12

    Alpaslan, M., Frei, Robert, Kurt, M. A., Temel, A. & Boztug, D., 2004, In: Geochimica et Cosmochimica Acta. Vol. 68/11S, p. A605

    Research output: Contribution to journalJournal articleResearch

ID: 11756