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Nic Beukes
Nic Beukes
Professor of Geology, Department of Geology, APK Campus, University of Johannesburg
E-mail megerősítve itt: uj.ac.za
Cím
Hivatkozott rá
Hivatkozott rá
Év
Dating the rise of atmospheric oxygen
A Bekker, HD Holland, PL Wang, D Rumble Iii, HJ Stein, JL Hannah, ...
Nature 427 (6970), 117-120, 2004
14582004
Atmospheric oxygenation three billion years ago
SA Crowe, LN Døssing, NJ Beukes, M Bau, SJ Kruger, R Frei, ...
Nature 501 (7468), 535-538, 2013
5872013
Paleoproterozoic snowball Earth: Extreme climatic and geochemical global change and its biological consequences
JL Kirschvink, EJ Gaidos, LE Bertani, NJ Beukes, J Gutzmer, LN Maepa, ...
Proceedings of the National Academy of Sciences 97 (4), 1400-1405, 2000
4952000
Evidence for oxygenic photosynthesis half a billion years before the Great Oxidation Event
NJ Planavsky, D Asael, A Hofmann, CT Reinhard, SV Lalonde, ...
Nature Geoscience 7 (4), 283-286, 2014
4712014
Geochemistry and sedimentology of a facies transition from limestone to iron-formation deposition in the early Proterozoic Transvaal Supergroup, South Africa
C Klein, NJ Beukes
Economic Geology 84 (7), 1733-1774, 1989
4331989
Low-latitude glaciation in the Palaeoproterozoic era
DA Evans, NJ Beukes, JL Kirschvink
Nature 386 (6622), 262-266, 1997
3721997
Iron isotopes constrain biologic and abiologic processes in banded iron formation genesis
CM Johnson, BL Beard, C Klein, NJ Beukes, EE Roden
Geochimica et Cosmochimica Acta 72 (1), 151-169, 2008
3302008
Origin and paleoenvironmental significance of major iron formations at the Archean-Paleoproterozoic boundary
NJ Beukes, J Gutzmer
3172008
Ancient geochemical cycling in the Earth as inferred from Fe isotope studies of banded iron formations from the Transvaal Craton
CM Johnson, BL Beard, NJ Beukes, C Klein, JM O'Leary
Contributions to Mineralogy and Petrology 144, 523-547, 2003
3042003
Sedimentology and geochemistry of the glaciogenic late Proterozoic Rapitan iron-formation in Canada
C Klein, NJ Beukes
Economic Geology 88 (3), 542-565, 1993
2961993
Evidence for a gradual rise of oxygen between 2.6 and 2.5 Ga from Mo isotopes and Re-PGE signatures in shales
M Wille, JD Kramers, TF Nägler, NJ Beukes, S Schröder, T Meisel, ...
Geochimica et Cosmochimica Acta 71 (10), 2417-2435, 2007
2812007
Facies relations, depositional environments and diagenesis in a major early Proterozoic stromatolitic carbonate platform to basinal sequence, Campbellrand Subgroup, Transvaal …
NJ Beukes
Sedimentary Geology 54 (1-2), 1-46, 1987
2721987
Rapid oxygenation of Earth’s atmosphere 2.33 billion years ago
G Luo, S Ono, NJ Beukes, DT Wang, S Xie, RE Summons
Science Advances 2 (5), e1600134, 2016
2692016
Palaeoenvironmental setting of iron-formations in the depositional basin of the Transvaal Supergroup, South Africa
NJ Beukes
Developments in Precambrian Geology 6, 131-198, 1983
2511983
Precambrian iron-formations of southern Africa
NJ Beukes
Economic Geology 68 (7), 960-1004, 1973
2421973
Chemostratigraphy of the Paleoproterozoic Duitschland Formation, South Africa: implications for coupled climate change and carbon cycling
A Bekker, AJ Kaufman, JA Karhu, NJ Beukes, QD Swart, LL Coetzee, ...
American Journal of Science 301 (3), 261-285, 2001
2322001
Carbonate petrography, kerogen distribution, and carbon and oxygen isotope variations in an early Proterozoic transition from limestone to iron-formation deposition, Transvaal …
NJ Beukes, C Klein, AJ Kaufman, JM Hayes
Economic geology and the bulletin of the Society of Economic Geologists 85 …, 1990
2291990
A paleoweathering profile from Griqualand West, South Africa: evidence for a dramatic rise in atmospheric oxygen between 2.2 and 1.9 bybp
HD Holland, NJ Beukes
American Journal of Science 290 (A), 1-34, 1990
2221990
Geochemistry and sedimentology of a facies transition—from microbanded to granular iron-formation—in the early Proterozoic Transvaal Supergroup, South Africa
NJ Beukes, C Klein
Precambrian Research 47 (1-2), 99-139, 1990
2161990
Fe, C, and O isotope compositions of banded iron formation carbonates demonstrate a major role for dissimilatory iron reduction in~ 2.5 Ga marine environments
A Heimann, CM Johnson, BL Beard, JW Valley, EE Roden, MJ Spicuzza, ...
Earth and Planetary Science Letters 294 (1-2), 8-18, 2010
2102010
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