HUAN CUI

Sedimentology, Biogeochemistry, Geobiology

  • Postdoc Department of Earth Sciences, University of Toronto, Canada, 2020-

  • Postdoc Free University of Brussels-VUB, Belgium, 2018-2020

  • Postdoc NASA Astrobiology Institute, University of Wisconsin-Madison, 2015-2018

  • Ph.D. Geology, University of Maryland, 2015

  • M.S. Geology, Peking University, China, 2011

  • B.S. Geology, Southwest Petroleum University, China, 2008

Research Interest

  • Sedimentary geology, sedimentology, litho-bio-chemostratigraphy, diagenesis, petrography

  • Biogeochemistry, paleo-redox proxies, paleoceanography, paleoclimatology

  • Geobiology, astrobiology, habitability, evolution, taphonomy, Earth history

  • SIMS, biosignature detection, applications of SIMS in sedimentology and geobiology

  • Economic geology, sediment-hosted ore deposits (e.g., sulfide, manganese, phosphorite, barite)

  • Marine geology, authigenic carbonates, modern analogues of paleoenvironments

Specific Topics: ▪Snowball Earth ▪Great Oxidation Event ▪Neoproterozoic Oxygenation Event ▪Shuram Excursion ▪Precambrian-Cambrian transition ▪Biogeochemical cycles ▪Early animal evolution ▪Biosignatures ▪Biomineralization ▪SIMS

First-author Publications

11. Cui, H., et al., 2020. Global or regional? Constraining the origins of the middle Bambuí carbon cycle anomaly in Brazil. Precambrian Research, 348, 105861. DOI:10.1016/j.precamres.2020.105861.

10. Cui, H., et al., 2020. Primary or secondary? A dichotomy of the strontium isotope enigma in the Ediacaran carbonates of Saudi Arabia. Precambrian Research, 343, 105720. DOI:10.1016/j.precamres.2020.105720.

9. Cui, H., et al., 2019. Sedimentology and chemostratigraphy of the terminal Ediacaran Dengying Formation at the Gaojiashan section, South China. Geological Magazine, 156, 1924–1948. DOI:10.1017/S0016756819000293.

8. Cui, H., et al., 2018. Questioning the biogenicity of the Neoproterozoic superheavy pyrite by SIMS. American Mineralogist, 103, 1362–1400. DOI:10.2138/am-2018-6489.

7. Cui, H., et al., 2018. Searching for the Great Oxidation Event in North America: A reappraisal of the Huronian Supergroup by SIMS sulfur four-isotope analysis. Astrobiology, 18, 519–538. DOI:10.1089/ast.2017.1722.

6. Cui, H., et al., 2018. The Neoproterozoic Hüttenberg δ13C anomaly: Genesis and global implications. Precambrian Research, 313, 242–262. DOI:10.1016/j.precamres.2018.05.024.

5. Cui, H., et al., 2017. Was the Ediacaran Shuram Excursion a globally synchronized early diagenetic event? Insights from methane-derived authigenic carbonates in the uppermost Doushantuo Formation, South China. Chemical Geology, 450, 59–80. DOI:10.1016/j.chemgeo.2016.12.010.

4. Cui, H., et al., 2016. Environmental context for the terminal Ediacaran biomineralization of animals. Geobiology, 14, 344–363. DOI:10.1111/gbi.12178.

3. Cui, H., et al., 2016. Redox-dependent distribution of early macro-organisms: Evidence from the terminal Ediacaran Khatyspyt Formation in Arctic Siberia. Palaeogeography, Palaeoclimatology, Palaeoecology, 461, 122–139. DOI:10.1016/j.palaeo.2016.08.015.

2. Cui, H., et al., 2016. Phosphogenesis associated with the Shuram Excursion: Petrographic and geochemical observations from the Ediacaran Doushantuo Formation of South China. Sedimentary Geology, 341, 134–146. DOI:10.1016/j.sedgeo.2016.05.008.

1. Cui, H., et al., 2015. Redox architecture of an Ediacaran ocean margin: Integrated chemostratigraphic (δ13C–δ34S–87Sr/86Sr–Ce/Ce*) correlation of the Doushantuo Formation, South China. Chemical Geology, 405, 48–62. DOI:10.1016/j.chemgeo.2015.04.009.

  • Special Issue of Neoproterozoic Earth-Life system: Link