Research Projects

Mine wastes and Mining-related Minerals

• Improving bioleaching of copper-containing ores (with Hellenic Copper Mines Ltd, Dr Joanne Santini (UCL) and Dr David Kossoff (Birkbeck))
• Characterisation of antimony-bearing scorodite for remediation of toxic mine waste (funded by NERC, with Dr David Kossoff, Birkbeck)
• Mechanisms and products of Bolivian tailings weathering (with Dr David Kossoff (Birkbeck), Dr Bill Dubbin (NHM) and Dr Maria Alfredsson (University of Kent))
• Mineralogical controls on Pb and Zn fluxes to mining-affected rivers (with PhD student Cat Tame and Hugh Potter (Environment Agency))
• Silver and gold in jarosite (PhD student Peter Cogram, with Dr Ruth Siddall (UCL) and Dr Mark Welch (NHM))
• Mechanisms of oxidation of arsenite by bacteria, Yellowknife, Canada (with Dr Joanne Santini and Dr Tom Osborne (UCL), Dr Heather Jamieson (Queen's University, Canada) and Dr Kirk Nordstrom (USGS))

Water

• Water risk and its management in Bolivia's altiplano development strategy (with Catholic Agency for Overseas Development, CAFOD, Dr Stephen Edwards (UCL), Dr Adriana Allen (UCL), Dr Richard Taylor (UCL), Professor Mark Maslin (UCL) and the UCL Institute of Risk and Disaster Reduction (IRDR))
• Chemical variations in rivers due to continental weathering over a full monsoon cycle, Goa, India (with PhD student Chris Hibbert and Dr Mike Widdowson (OU))
• Testing the efficiency of silver treatment of rainwater, Mexico (with Ilan Adler and Luiza Campos, UCL)
• Arsenic and fluoride pollution of groundwater in Lahore City, Pakistan (with Professor Kausar Jamal Cheema (Lahore), Dr Atiq Raman (Lahore) and Professor Mark Maslin (UCL))

Atmospheric dusts

• Nutrients in dusts from the Bodele Depression, Chad (with Dr Charlie Bristow, Birkbeck, and Dr Giannantonio Cibin, Diamond Light Source)

Environmental minerals

• The alunite-jarosite solid-solution series (with Prof Kate Wright, Curtin University, Australia)
• Mechanisms and products of alunite dissolution (with Prof Kate Wright, Curtin University, Australia)
• Dissolution of goethite in the presence of hydroxamate siderophores (with PhD student Angela Stewart and Dr Bill Dubbin (NHM))
• V-, Cu-, Ni-, As- and Ag-bearing minerals in red-bed nodules, Budleigh Salterton, UK (with PhD student Brian Smith, Prof Kevin Taylor (University of Manchester) and Dr Paul Schofield (NHM))
• The effect of Mn oxide amendment on Pb, As and PAH extractability in contaminated soil (with Dr Karen Johnson (University of Durham))