Open University Geological Society Journal Volume 33 (1) 2012 Stirling Symposium Issue Editor: Dr David M. Jones e-mail:
[email protected] The Open University Geological Society (OUGS) and its Journal Editor accept no responsibility for breach of copyright. Copyright for the work remains with the authors, but copyright for the published articles is that of the OUGS. ISSN 0143-9472 © Copyright reserved OUGS Journal 33 (1) Edition 2012, printed by Hobbs the Printers Ltd, Totton, Hampshire Committee of the Open University Geological Society 2012 Society Website: ougs.org Executive Committee President: Dr Nick Rogers, Department of Earth Sciences, The Open University, Milton Keynes MK7 6AA Chairman: Linda Fowler Secretary: Sue Vernon Treasurer: John Gooch Membership Secretary: Phyllis Turkington Newsletter Editor: Karen Scott Events Officer: Chris Arkwright Information Officer: Pauline Kirtley Branch Organisers East Anglia (EAn): Wendy Hamilton East Midlands (EMi): Don Cameron East Scotland (ESc): Stuart Swales Ireland (Ire): John Leahy London (Lon): John Lonergan Mainland Europe (Eur): Elisabeth d'Eyrames Northumbria (Nor): Paul Williams North West (NWe): Jane Schollick Oxford (Oxf): Sally Munnings Severnside (Ssi): Janet Hiscott South East (SEa): Elizabeth Boucher South West (SWe): Chris Popham Walton Hall (WHa): Tom Miller Wessex (Wsx): Sheila Alderman West Midlands (WMi): Mr A Farquharson West Scotland (WSc): Cliff Probert Yorkshire (Yor): Ricky Savage Other officers (non-OUGSC voting unless otherwise indicated) Sales Administrator (voting OUGSC member): Ian Lancaster Administrator: Don Cameron Minutes Secretary: Linda McArdell Journal Editor: Dr David M. Jones Archivist/Reviews: Jane Michael Webmaster: Stuart Swales Deputy Webmaster: Martin Bryan Gift Aid Officer: Ann Goundry OUSA Representative: Bill Willows OUSA Deputy Representative: vacant at time of going to press Branch Organisers Representative: Jane Schollick Vice Presidents Dr Evelyn Brown, Dr Michael Gagan and Norma Rothwell Past Presidents 1973–74 Prof.