Unusual ruby-sapphire transition in alluvial megacrysts, Cenozoic basaltic gem field, New England, New South Wales, Australia Frederick L. Sutherland, Ian T. Graham, Stephen J. Harris, Terry Cold- ham, William Powell, Elena A. Belousova, Laure Martin PII: S0024-4937(17)30047-6 DOI: doi:10.1016/j.lithos.2017.02.004 Reference: LITHOS 4230 To appear in: LITHOS Received date: 28 October 2016 Accepted date: 8 February 2017 Please cite this article as: Sutherland, Frederick L., Graham, Ian T., Harris, Stephen J., Coldham, Terry, Powell, William, Belousova, Elena A., Martin, Laure, Unusual ruby- sapphire transition in alluvial megacrysts, Cenozoic basaltic gem field, New England, New South Wales, Australia, LITHOS (2017), doi:10.1016/j.lithos.2017.02.004 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.