Ashleigh Hood

A novel chemical model for burial diagenesis and Zn–Pb sulphide precipitation within the Carboniferous Waulsortian Limestone, Ireland

J Stacey, M Wallace, C Reed, C Moynihan, W Leonard, A Hood

Journal article  |  2022  |  Sedimentary Geology

Basin-scale processes such as regional fluid flow and organic maturation are commonly associated with the precipitation of Pb–Zn s..

Nearshore environments before the evolution of land plants

B O'Connell, MW Wallace, AVS Hood, MA Lechte, EM Mahon

Journal article  |  2022  |  Precambrian Research

The long-term evolution of the biosphere has caused fundamental shifts in environmental conditions and sedimentation at Earth's su..

Calcium Isotopic Constraints on the Transition From Aragonite Seas to Calcite Seas in the Cambrian

Guang-Yi Wei, Ashleigh VS Hood, Noah J Planavsky, Da Li, Hong-Fei Ling, Lidya G Tarhan

Journal article  |  2022  |  GLOBAL BIOGEOCHEMICAL CYCLES

The primary mineralogy of marine carbonates has varied over geological time in concert with the secular evolution of global climat..

Deep water cuspate stromatolites of the Cryogenian Trezona Formation

Brennan O'Connell, Malcolm W Wallace, Ashleigh VS Hood, Luke Rebbechi, Hannah L Brooks

Journal article  |  2021  |  GEOBIOLOGY

Stromatolites and microbialites contain a rich repository of environmental and biological information. Despite extensive research,..

Neoproterozoic syn-glacial carbonate precipitation and implications for a snowball Earth

Ashleigh VS Hood, Donald E Penman, Maxwell A Lechte, Malcolm W Wallace, Jonathan A Giddings, Noah J Planavsky

Journal article  |  2021  |  GEOBIOLOGY

The Neoproterozoic 'snowball Earth' hypothesis suggests that a runaway ice-albedo feedback led to two intense glaciations around 7..

Phanerozoic variation in dolomite abundance linked to oceanic anoxia

Ashleigh v.S. Hood, Malcolm W Wallace

Journal article  |  2021  |  GEOLOGY

A lithium-isotope perspective on the evolution of carbon and silicon cycles

Boriana Kalderon-Asael, Joachim AR Katchinoff, Noah J Planavsky, Ashleigh Von S Hood, Mathieu Dellinger, Eric J Bellefroid, David S Jones, Axel Hofmann, Frantz Ossa Ossa, Francis A Macdonald, Chunjiang Wang, Terry T Isson, Jack G Murphy, John A Higgins, A Joshua West, Malcolm W Wallace, Dan Asael, Philip AE Pogge von Strandmann

Journal article  |  2021  |  NATURE

The evolution of the global carbon and silicon cycles is thought to have contributed to the long-term stability of Earth's climate..

Mixed carbonate-siliciclastic tidal sedimentation in the Miocene to Pliocene Bouse Formation, palaeo-Gulf of California

Brennan O'Connell, Rebecca J Dorsey, Stephen T Hasiotis, Ashleigh VS Hood

Journal article  |  2021  |  Sedimentology

Mixed carbonate–siliciclastic deposits provide unique insights into hydrodynamic processes that control sedimentation in tidal sys..

Evaluation of shallow-water carbonates as a seawater zinc isotope archive

Mingyu Zhao, Lidya G Tarhan, Yiyue Zhang, Ashleigh Hood, Dan Asael, R Pamela Reid, Noah J Planaysky

Journal article  |  2021  |  EARTH AND PLANETARY SCIENCE LETTERS

Carbonate zinc (Zn) isotopes have increasingly been used to track changes in seawater Zn isotopic composition. A large body of rec..

Iron-rich carbonate tidal deposits, Angepena Formation, South Australia: A redox-stratified Cryogenian basin

Brennan O'Connell, Malcolm W Wallace, Ashleigh VS Hood, Maxwell A Lechte, Noah J Planavsky

Journal article  |  2020  |  PRECAMBRIAN RESEARCH

The Cryogenian Angepena Formation (ca. 650 Ma) of South Australia records deposition in a peritidal environment equivalent to, and..