Bullock, Liam A.Gertisser, RalfO’Driscoll, Brian2017-02-222017-02-222017Bullock, L A, Gertisser, R & O’Driscoll, B 2017, 'Spherulite formation in obsidian lavas in the Aeolian Islands, Italy', Periodico di Mineralogia, vol. 86, pp. 37-54. https://doi.org/10.2451/2017PM6802239-1002http://hdl.handle.net/2164/8232The authors wish to gratefully acknowledge Andy Tindle (The Open University) for assistance with EMP analyses, and Richard Darton and David Evans (Keele University) for assistance with XRD and Prof Alun Vaughan and Nicola Freebody (University of Southampton) with Raman analyses. LAB is grateful to Sophie Blanchard for support with MATLAB. The authors acknowledge support from Keele University, and grants from the Mineralogical Society (UK and Ireland) and Volcanic and Magmatic Studies Group. The authors thank Silvio Mollo and Francesca Forni for their detailed and helpful comments.187944178engSpherulitesobsidianAeolian IslandsGlass TransitionLipariVulcanoQE GeologyQEJournal article10.2451/2017PM68086