data_global _amcsd_formula_title 'Fe2Cr2O5' loop_ _publ_author_name 'Ishii T' 'Kojitani H' 'Tsukamoto S' 'Fujino K' 'Mori D' 'Inaguma Y' 'Tsujino N' 'Yoshino T' 'Yamazaki D' 'Higo Y' 'Funakoshi K' 'Akaogi M' _journal_name_full 'American Mineralogist' _journal_volume 99 _journal_year 2014 _journal_page_first 1788 _journal_page_last 1797 _publ_section_title ; High-pressure phase transitions in FeCr2O4 and structure analysis of new post- spinel FeCr2O4 and Fe2Cr2O5 phases with meteoritical and petrological implications ; _database_code_amcsd 0020401 _chemical_compound_source 'Synthetic' _chemical_formula_sum 'Fe2 Cr2 O5' _cell_length_a 9.6642 _cell_length_b 12.5000 _cell_length_c 2.9023 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 350.605 _exptl_crystal_density_diffrn 5.602 _symmetry_space_group_name_H-M 'P b a m' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2-y,z' '1/2-x,1/2+y,-z' '1/2-x,1/2+y,z' '1/2+x,1/2-y,-z' 'x,y,-z' '-x,-y,z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv Fe1 0.00000 0.00000 0.00000 0.30000 0.00623 Fe2 0.00000 0.50000 0.50000 0.80000 0.00522 Fe3 0.02210 0.28240 0.00000 0.35000 0.00883 Fe4 0.27300 0.38270 0.50000 0.10000 0.00146 Fe5 0.24320 0.13060 0.00000 1.00000 0.02059 Cr1 0.00000 0.00000 0.00000 0.70000 0.00623 Cr2 0.00000 0.50000 0.50000 0.20000 0.00522 Cr3 0.02210 0.28240 0.00000 0.65000 0.00883 Cr4 0.27300 0.38270 0.50000 0.90000 0.00146 O1 0.14230 0.02370 0.50000 1.00000 0.00837 O2 0.41150 0.35100 0.00000 1.00000 0.00837 O3 0.41030 0.14240 0.50000 1.00000 0.00837 O4 0.13730 0.42960 0.00000 1.00000 0.00837 O5 0.15980 0.24880 0.50000 1.00000 0.00837