Miss Gemma Purser

Miss Gemma Purser

Analytical Geochemist

Location: Keyworth

Tel: 0115 936 3067

E-mail Miss Gemma Purser


  •  2008 – ongoing : Analytical Geochemist – Research Scientist working in the hydrate and hydrothermal laboratories.
  •  2006 –2010 : MSc Analytical Chemistry – University of Loughborough Dissertation: Speciation of dissolved inorganic carbon in experimental fluids by spectroscopy.
  •  2004 –2008 : Analytical chemist – project supervisor developing novel analytical methods for a range of organic compounds under GLP guidelines.
  •  2003 –2004 : Pharmaceutical Microbiology – microbial culture and identification/enumeration
  •  2000 –2003 : BSc (Hons) Biology and Chemistry – University of Derby Dissertation: GC-MS analysis and antimicrobial properties of Thymus serpyllum.


  • Analysis and interpretation of CO2-fluid-rock experiments
  • Analytical chemistry
  • Field-based chemistry
  • High pressure and temperature experimental system design and construction
  • Outreach and science communication – ‘Im a scientist...’ competitor

Research interests

  • Alkaline Fluid – Host rock interactions in radioactive waste repository concepts
  • CO2-Fluid-Rock interactions
  • Cement carbonation and effects on fluid transport properties
  • Development of in-situ methodology for experimental and field based unstable analyte determination
  • Drilling with In-situ fluid recovery
  • Gas hydrates
  • Subsurface storage of carbon dioxide


Current projects and collaboration

  • DECC Green River drilling project
  • European Commission FP7 Euratom project: Fate of repository gases (FORGE)
  • NERC Consortium Grant: Carbon Research into Underground Storage (CRIUS)

Published outputs

  • A.E. Milodowski, C.A. Rochelle, G. Purser, Uptake and Retardation of Cl during Cement Carbonation, Procedia Earth and Planetary Science, Volume 7, 2013, Pages 594-597,
  • Bateman, K, Purser, G,. 2010. Geological storage of CO2 in the Danish Underground: Evaluation of the Response of the Reservoir and Cap Rocks to CO2 storage. British Geological Survey External Report, CR/10/153. 37pp.
  • C.A. Rochelle, G. Purser, K. Bateman, S.J. Kemp, and D. Wagner (2011). Geochemical interactions between CO2 and minerals within the Utsira caprock: A 5 year experimental study. British Geological Survey Commissioned Report, CR/11/082. 30p.
  • G. Purser, A.E. Milodowski, J.F. Harrington, C.A. Rochelle, A. Butcher, D. Wagner, Modification to the Flow Properties of Repository Cement as a Result of Carbonation, Procedia Earth and Planetary Science, Volume 7, 2013, Pages 701-704
  • N. Kampman, A. Maskell, H. Chapman, M. Bickle, J.P.Evans, G. Purser, Z. Zhou, M. Schaller, J. Gattacceca, M. Wigley, N. Assayag, B. Dubacq and A.Busch (2013) Downhole Fluid Sampling of a Natural CO2 Reservoir, Green River, Utah: Implications for fault-hosted fluid flow and cold water CO2-geysers, chemical geology, in press.