Citation: Kojitani, H.; Hisatomi, R.; Akaogi, M. (2007). High-pressure relations and crystal chemistry of calcium ferrite-type solid solutions in the system MgAl2O4-Mg2SiO4 Note: synthesized from MgAl2O4 spinel at 27 GPa and 2200 C Note: data collected at room conditinos. American Mineralogist, 92, pp. 1112-1118.