BRACCIALI, Laura, NIGL BGS Keyworth AND LEC, Lancaster University, Nottingham, NG12 5GG, United Kingdom,
NAJMAN, Yani, Lancaster Environment Centre, Lancaster University, Lancaster, LA1 4YQ, United Kingdom, y.najman@lancs.ac.uk, PARRISH, Randall, NERC Isotope Geoscience Laboratory, British Geological Survey, Keyworth, Nottingham, NG12 5GG, United Kingdom, MILLAR, Ian L., British Geological Survey, Keyworth, Nottingham, NG12 5GG, United Kingdom, and AKHTER, Syed H., Geology, University of Dhaka, Dhaka, 1000, Bangladesh