Citation: Fan, Jintai; Sarou-Kanian, Vincent; Yang, Xiaoyan; Diaz-Lopez, Maria; Fayon, Franck; Kuang, Xiaojun; Pitcher, Michael J.; Allix, Mathieu (2020). La2Ga3O7.5: A Metastable Ternary Melilite with a Super-Excess of Interstitial Oxide Ions Synthesized by Direct Crystallization of the Melt. Chemistry of Materials, 32, pp. 9016-9025.