data_9016032
_publ_section_title
;
 X-ray and raman study of the low temperature NH4MnF3
 structure;evidence of librational motion of the NH4⁺ ion
 _cod_database_code 1008535
;
_journal_name_full               'Journal of Physics: Condensed Matter'
_journal_page_first              283
_journal_page_last               300
_journal_paper_doi               10.1088/0953-8984/5/3/005
_journal_volume                  5
_journal_year                    1993
_chemical_formula_sum            'F3 Mn N'
_space_group_IT_number           62
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   5.952
_cell_length_b                   8.543
_cell_length_c                   5.949
_cell_volume                     302.494
_database_code_amcsd             0016428
_exptl_crystal_density_diffrn    2.765
_[local]_cod_chemical_formula_sum_orig 'N Mn F3'
_cod_database_code               9016032
_amcsd_formula_title             'F3 H4 Mn N'
loop_
_space_group_symop_operation_xyz
x,y,z
x,1/2-y,z
-x,1/2+y,-z
1/2-x,1/2+y,1/2+z
1/2+x,1/2-y,1/2-z
1/2+x,y,1/2-z
1/2-x,-y,1/2+z
-x,-y,-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
N1 0.50000 0.25000 0.00000
Mn1 0.00000 0.00000 0.00000
F1 0.27800 0.01400 0.76100
F2 0.00000 0.25000 0.01900
