Journal of thermal analysisJanuary 1997, Volume 48, Issue 1, pp 7–9 | Cite asRobert MackenzieAuthorsAuthors and affiliationsDavid MorganArticle 32 Downloads 1 Citations This is a preview of subscription content, log in to check access.PreviewUnable to display preview. Download preview PDF.Unable to display preview. Download preview PDF.Copyright information© Wiley Heyden Ltd, Chichester and Akadémiai Kiadó, Budapest 1997Authors and AffiliationsDavid Morgan11.British Geological SurveyKeyworthUK