Proceedings of the Seventh International Conference on Borate Glasses, Crystals and Melts: New techniques and practical applications, Borate7, held at Dalhousie University, Halifax, Nova Scotia, Canada on 21-25 August 2011. A collected volume of papers from the Seventh International Conference, the papers were originally published in Physics and Chemistry of Glasses: European Journal of Glass Science and Technology Part B. Edited by A. C. Hannon, J. W. Zwanziger, S. Kroeker, L. Cormier & R. Youngman