data_global _amcsd_formula_title 'Mn2V2O7' loop_ _publ_author_name 'Nord A G' _journal_name_full 'Neues Jahrbuch fur Mineralogie, Monatshefte' _journal_volume 1984 _journal_year 1984 _journal_page_first 283 _journal_page_last 288 _publ_section_title ; Possible disorder in the thortveitite-type Mn2V2O7 structure ; _database_code_amcsd 0014788 _chemical_formula_sum 'Mn2 V2 O7' _cell_length_a 6.719 _cell_length_b 8.719 _cell_length_c 4.966 _cell_angle_alpha 90 _cell_angle_beta 103.60 _cell_angle_gamma 90 _cell_volume 282.766 _exptl_crystal_density_diffrn 3.802 _symmetry_space_group_name_H-M 'C 1 2/m 1' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,z' 'x,-y,z' '1/2+x,1/2-y,z' '-x,y,-z' '1/2-x,1/2+y,-z' '-x,-y,-z' '1/2-x,1/2-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv Mn 0.00000 0.31100 0.50000 0.01013 V 0.23900 0.00000 0.90300 -0.02913 O1 0.00000 0.00000 0.00000 0.03546 O2 0.41000 0.00000 0.21900 0.00507 O3 0.23100 0.16100 0.71400 0.01393