Magnesite Bromiley F A, Boffa Ballaran T, Langenhorst F, Seifert F American Mineralogist 92 (2007) 829-836 Order and miscibility in the otavite - magnesite solid solution Locality: synthetic Sample: X_Mg = 1, synthesized at 600 C, 1 GPa, 3 h _database_code_amcsd 0004331 4.6338 4.6338 15.0192 90 90 120 R-3c atom x y z Uiso Mg 0 0 0 .026 C 0 0 .25 .021 O .279 0 .25 .021