Robert Frei

Robert Frei

Professor

ORCID: 0000-0001-7708-9881

Publication year:
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221 - 230 out of 380Page size: 10
  1. 2008
  2. Published

    Trace element and isotopic characterization of Neoarchean and Paleoproterozoic iron formations in the Black Hills (South Dakota, USA): assessment of chemical change during 2.9-1.9 Ga deposition bracketing the 2.4-2.2 Ga first rise of atmospheric oxygen

    Frei, Robert, Frei, K. M., Rintza Hansen, T., Munck Frandsson, M. & Apel Jensen, L., 2008, In: Precambrian Research. 162, p. 441-474 33 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. Published

    U-Pb geochronologic study of magmatic zircon in Paleoproterozoic granitic pegmatite and associated metapelites, Black Hills, South Dakota: Implications for gold petrogenesis and sedimentary provenance

    Ghosh, A., Frei, Robert, Whitehouse, M. J. & Dahl, P. S., 2008, Geological Society of America Abstracts with Programs,. Vol. 40(6). p. 145-160

    Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

  4. Published

    Was the Black Hills domain (South Dakota) always part of the Archean Wyoming Craton? new evidence from ~3.4-2.7 Ga detrital-zircon populations found in both ~1.9 and ~2.5 Ga strata

    Dahl, P. S., Frei, Robert & Whitehouse, W. M. J., 2008, Geological Society of America Abstracts with Programs. Vol. 40(6). p. 145-15

    Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

  5. 2007
  6. Published

    A shear zone related greenstone belt hosted gold mineralization in the Archean of West Greenland. a petrographic and combined Pb and Rb-Sr isotope geochemical characterization

    Juul-Pedersen, A., Frei, Robert, Appel, P. W. U., Persson, M. & Konnerup-Madsen, J., 2007, In: Ore Geology Reviews. 32, p. 20-36

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Geochemical characteristics of the Quaternary volcanic rocks from Hatay region, Southern Turkey: Evidence for lithospheric mantle source. Geochim

    Varol, E., Frei, Robert, Alpaslan, M., Kurt, M. A. & Temmel, A., 2007, In: Geochim. Cosmochim.. Acta 71, Supplement 1, p. A1059

    Research output: Contribution to journal › Conference abstract in journal › Research

  8. Published

    Os isotope systematics of Mesoarchean chromitite - PGE deposits in the Singhbhum Craton (India): implications for the evolution of subcontinental lithospheric mantle

    Mondal, S. K., Frei, Robert & Ripley, E. M., 2007, In: Chemical Geology. 244, p. 391-408

    Research output: Contribution to journal › Journal article › Research › peer-review

  9. Published

    Petrogenesis of Delihalil Quaternary basaltic volcanism, South Anatolia, Turkey

    Temel, A., Frei, Robert, Alpaslan, M. & Kurt, M. A., 2007, In: Geochim. Cosmochim.. Acta 71, Supplement 1, p. A1012

    Research output: Contribution to journal › Conference abstract in journal › Research

  10. Published

    Plagiogranitic ocelli in the pillowlavas of the Eoarchean (3.7-3.8 Ga) Isua greenstone belt, SW Greenland.

    Polat, A., Appel, P. W. U. & Frei, Robert, 2007, In: Geochim. Cosmochim.. Acta 71, Supplement 1, p. A800

    Research output: Contribution to journal › Conference abstract in journal › Research

  11. Published

    Post-collisional transition from calc-alkaline to alkaline magmatism during transcurrent deformation in the southernmost Dom Feliciano Belt (Braziliano-Pan African, Uruguay)

    Oyhantcabal, P., Siegesmund, S., Wemmer, K., Frei, Robert & Layer, P., 2007, In: Lithos. v, 98, p. 141-159

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    Tracing redox processes during paleoclimatic changes in the Neoproterozoic: stable chromium isotopic results from the Arroyo del Soldado Group (Ediacaran, Uruguay)

    Frei, Robert & Gaucher, C., 2007.

    Research output: Contribution to conference › Conference abstract for conference › Research

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