Diagenetic constraints on the use of cerium anomalies as palaeoseawater redox proxies: an isotopic and REE study of Cambrian phosphorites G Shields, P Stille Chemical Geology 175 (1-2), 29-48, 2001 | 771 | 2001 |
Strontium isotope stratigraphy JM McArthur, RJ Howarth, GA Shields The geologic time scale, 127-144, 2012 | 728 | 2012 |
The Neoproterozoic oxygenation event: Environmental perturbations and biogeochemical cycling LM Och, GA Shields-Zhou Earth-Science Reviews 110 (1-4), 26-57, 2012 | 566 | 2012 |
Precambrian marine carbonate isotope database: Version 1.1 G Shields, J Veizer Geochemistry, Geophysics, Geosystems 3 (6), 1 of 12-12 of 12, 2002 | 524 | 2002 |
Compilation and time-series analysis of a marine carbonate δ18O, δ13C, 87Sr/86Sr and δ34S database through Earth history A Prokoph, GA Shields, J Veizer Earth-Science Reviews 87 (3-4), 113-133, 2008 | 523 | 2008 |
Effective use of cerium anomalies as a redox proxy in carbonate-dominated marine settings R Tostevin, GA Shields, GM Tarbuck, T He, MO Clarkson, RA Wood Chemical Geology 438, 146-162, 2016 | 472 | 2016 |
Rise to modern levels of ocean oxygenation coincided with the Cambrian radiation of animals X Chen, HF Ling, D Vance, GA Shields-Zhou, M Zhu, SW Poulton, LM Och, ... Nature communications 6 (1), 7142, 2015 | 397 | 2015 |
The oxygen isotope evolution of seawater: A critical review of a long-standing controversy and an improved geological water cycle model for the past 3.4 billion years JBD Jaffrés, GA Shields, K Wallmann Earth-Science Reviews 83 (1-2), 83-122, 2007 | 393 | 2007 |
Co-evolution of eukaryotes and ocean oxygenation in the Neoproterozoic era TM Lenton, RA Boyle, SW Poulton, GA Shields-Zhou, NJ Butterfield Nature Geoscience 7 (4), 257-265, 2014 | 377 | 2014 |
Integrated chemo-and biostratigraphic calibration of early animal evolution: Neoproterozoic–early Cambrian of southwest Mongolia MD Brasier, G Shields, VN Kuleshov, EA Zhegallo Geological Magazine 133 (4), 445-485, 1996 | 363 | 1996 |
Cerium anomaly variations in Ediacaran–earliest Cambrian carbonates from the Yangtze Gorges area, South China: implications for oxygenation of coeval shallow seawater HF Ling, X Chen, DA Li, D Wang, GA Shields-Zhou, M Zhu Precambrian Research 225, 110-127, 2013 | 319 | 2013 |
Has the REE composition of seawater changed over geological time? GA Shields, GE Webb | 318 | 2004 |
Neoproterozoic cap carbonates: a critical appraisal of existing models and the plumeworld hypothesis GA Shields Terra Nova 17 (4), 299-310, 2005 | 312 | 2005 |
Sr, C, and O isotope geochemistry of Ordovician brachiopods: A major isotopic event around the Middle-Late Ordovician transition GA Shields, GAF Carden, J Veizer, T Meidla, JY Rong, RY Li Geochimica et Cosmochimica Acta 67 (11), 2005-2025, 2003 | 290 | 2003 |
Trace and rare earth element geochemistry of black shale and kerogen in the early Cambrian Niutitang Formation in Guizhou province, South China: Constraints for redox … DH Pi, CQ Liu, GA Shields-Zhou, SY Jiang Precambrian Research 225, 218-229, 2013 | 285 | 2013 |
Ediacarian sponge spicule clusters from southwestern Mongolia and the origins of the Cambrian fauna M Brasier, O Green, G Shields Geology 25 (4), 303-306, 1997 | 279 | 1997 |
New U-Pb zircon dates for the Neoproterozoic Ghubrah glaciation and for the top of the Huqf Supergroup, Oman M Brasier, G McCarron, R Tucker, J Leather, P Allen, G Shields Geology 28 (2), 175-178, 2000 | 277 | 2000 |
Trace element chemostratigraphy of two Ediacaran–Cambrian successions in South China: implications for organosedimentary metal enrichment and silicification in the early Cambrian Q Guo, GA Shields, C Liu, H Strauss, M Zhu, D Pi, T Goldberg, X Yang Palaeogeography, Palaeoclimatology, Palaeoecology 254 (1-2), 194-216, 2007 | 245 | 2007 |
Paleoclimates, ocean depth, and the oxygen isotopic composition of seawater JF Kasting, MT Howard, K Wallmann, J Veizer, G Shields, J Jaffrés Earth and Planetary Science Letters 252 (1-2), 82-93, 2006 | 240 | 2006 |
The Ediacaran Period GM Narbonne, S Xiao, GA Shields, JG Gehling The geologic time scale 1, 413-435, 2012 | 223 | 2012 |