data_9006363
_publ_section_title
;
 A structural phase-transition in K(Mg1-xCux)F3 perovskite
 Sample: x = 0.000
;
_journal_name_full               'Physics and Chemistry of Minerals'
_journal_page_first              141
_journal_page_last               150
_journal_volume                  23
_journal_year                    1996
_chemical_formula_structural     KMgF3
_chemical_formula_sum            'F3 K Mg'
_space_group_IT_number           221
_symmetry_space_group_name_Hall  '-P 4 2 3'
_symmetry_space_group_name_H-M   'P m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_length_a                   3.9859
_cell_length_b                   3.9859
_cell_length_c                   3.9859
_cell_volume                     63.326
_exptl_crystal_density_diffrn    3.157
_[local]_cod_cif_authors_sg_H-M  'P m 3 m'
_[local]_cod_chemical_formula_sum_orig 'K Mg F3'
_cod_database_code               9006363
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
z,-x,y
-y,z,-x
x,-y,z
-z,x,-y
y,-z,x
-x,y,-z
x,-z,-y
-z,y,x
y,-x,-z
-x,z,y
z,-y,-x
-y,x,z
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-x,-z,-y
z,y,x
-y,-x,-z
z,x,-y
-y,-z,x
x,y,-z
-z,-x,y
y,z,-x
-x,-y,z
-z,x,y
y,-z,-x
-x,y,z
z,-x,-y
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x,z,-y
-z,-y,x
y,x,-z
-z,-x,-y
y,z,x
-x,-y,-z
z,x,y
-y,-z,-x
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
K 0.50000 0.50000 0.50000
Mg 0.00000 0.00000 0.00000
F 0.50000 0.00000 0.00000
