Alan Greig

The utility of rapid throughput single-collector sector-field ICP-MS for soil Pb isotope studies

Candan Ulgen Desem, Roland Maas, Jon Woodhead, Graham Carr, Alan Greig

Journal article  |  2022  |  APPLIED GEOCHEMISTRY

Lead (Pb) isotope tracing is widely used in environmental monitoring and public health studies, to determine the provenance of agr..

Tufas indicate prolonged periods of water availability linked to human occupation in the southern Kalahari.

Jessica von der Meden, Robyn Pickering, Benjamin J Schoville, Helen Green, Rieneke Weij, John Hellstrom, Alan Greig, Jon Woodhead, Wendy Khumalo, Jayne Wilkins

Journal article  |  2022  |  PLoS One

Detailed, well-dated palaeoclimate and archaeological records are critical for understanding the impact of environmental change on..

Basaltic dykes and their xenoliths from the Gerroa-Kiama region, southern Sydney Basin, New South Wales: evidence for multiple intrusive episodes

S Abu-Shamma, IT Graham, P Lennox, G Bann, A Greig

Journal article  |  2021  |  AUSTRALIAN JOURNAL OF EARTH SCIENCES

The orientation, petrography and geochemistry of numerous basaltic dykes between Kiama and Gerroa were investigated in this study...

A guide to synchrotron hard X-ray fluorescence mapping of annually laminated stalagmites: Sample preparation, analysis and evaluation

Andrea Borsato, Silvia Frisia, Daryl Howard, Alan Greig

Journal article  |  2021  |  SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY

Annually laminated stalagmites are an exceptional archive of high-resolution past hydroclimate changes and provide robust annually..

Mantle-like Hf-Nd isotope signatures in-3.5 Ga greenstones: No evidence for Hadean crust beneath the East Pilbara Craton

Jan F Tympel, Janet M Hergt, Roland Maas, Jon D Woodhead, Alan Greig, Robert Bolhar, Roger Powell

Journal article  |  2021  |  CHEMICAL GEOLOGY

The geological setting of extensive ~3.5 Ga greenstone sequences in the Pilbara Craton (Australia) has been controversial for many..

Mineralization, Alteration Assemblages, Geochemistry and Stable Isotopes of the Intermediate-Sulfidation Epithermal Kylo Deposit, Drake Goldfield, North-Eastern NSW, Australia: Evidence for a Significant Magmatic Fluid Component

Hongyan Quan, Ian Graham, Rohan Worland, David French, Lewis Adler, Christian Dietz, Alan Greig

Conference Proceedings  |  2021  |  The 2nd International Electronic Conference on Mineral Science

Accurate dating of stalagmites from low seasonal contrast tropical Pacific climate using Sr 2D maps, fabrics and annual hydrological cycles

Mohammadali Faraji, Andrea Borsato, Silvia Frisia, John C Hellstrom, Andrew Lorrey, Adam Hartland, Alan Greig, David P Mattey

Journal article  |  2021  |  SCIENTIFIC REPORTS

Tropical Pacific stalagmites are commonly affected by dating uncertainties because of their low U concentration and/or elevated in..

Magnesium in subaqueous speleothems as a potential palaeotemperature proxy

Russell Drysdale, Isabelle Couchoud, Giovanni Zanchetta, Ilaria Isola, Eleonora Regattieri, John Hellstrom, Aline Govin, Polychronis C Tzedakis, Trevor Ireland, Ellen Corrick, Alan Greig, Henri Wong, Leonardo Piccini, Peter Holden, Jon Woodhead

Journal article  |  2020  |  NATURE COMMUNICATIONS

Few palaeoclimate archives beyond the polar regions preserve continuous and datable palaeotemperature proxy time series over multi..

A single-column extraction chemistry for isotope dilution U-Pb dating of carbonate

John Engel, Roland Maas, Jon Woodhead, Jan Tympel, Alan Greig

Journal article  |  2020  |  CHEMICAL GEOLOGY

U-Pb dating can provide age constraints on carbonate minerals from a wide range of geological settings. A major practical limitati..

Partitioning of Mg, Sr, Ba and U into a subaqueous calcite speleothem

Russell N Drysdale, Giovanni Zanchetta, Ilaria Baneschi, Massimo Guidi, Ilaria Isola, Isabelle Couchoud, Leonardo Piccini, Alan Greig, Henri Wong, Jon D Woodhead, Eleonora Regattieri, Ellen Corrick, Bence Paul, Christoph Spotl, Eleonor Denson, Jay Gordon, Stephane Jaillet, Florian Dux, John C Hellstrom

Journal article  |  2019  |  GEOCHIMICA ET COSMOCHIMICA ACTA

The trace-element geochemistry of speleothems is becoming increasingly used for reconstructing palaeoclimate, with a particular em..