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#$Date: 2016-02-13 20:28:24 +0100 (Sat 13 de Feb de 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/29/1532951.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_1532951
loop_
_publ_author_name
'Josse, M.'
'Dubois, M.'
'El Ghozzi, M.'
'Avignant, D.'
_publ_section_title
;
 Synthesis and crystal structures of new mixed-valence terbium(III/IV)
 fluorides with a random distribution between Tb(3+) and Tb(4+)
;
_journal_name_full               'Journal of Alloys Compd.'
_journal_page_first              213
_journal_page_last               218
_journal_volume                  374
_journal_year                    2004
_chemical_formula_sum            'Al2 F22 Rb Tb4'
_chemical_name_systematic        'Rb Al2 (Tb4 F22)'
_space_group_IT_number           139
_symmetry_space_group_name_Hall  '-I 4 2'
_symmetry_space_group_name_H-M   'I 4/m m m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.662
_cell_length_b                   10.662
_cell_length_c                   6.911
_cell_volume                     785.630
_citation_journal_id_ASTM        JALCEU
_cod_data_source_file            Josse_JALCEU_2004_1505.cif
_cod_data_source_block           Al2F22Rb1Tb4
_cod_original_cell_volume        785.6302
_cod_original_formula_sum        'Al2 F22 Rb1 Tb4'
_cod_database_code               1532951
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-y,x,z
-x,-y,z
y,-x,z
x,-y,-z
y,x,-z
-x,y,-z
-y,-x,-z
-x,-y,-z
y,-x,-z
x,y,-z
-y,x,-z
-x,y,z
-y,-x,z
x,-y,z
y,x,z
x+1/2,y+1/2,z+1/2
-y+1/2,x+1/2,z+1/2
-x+1/2,-y+1/2,z+1/2
y+1/2,-x+1/2,z+1/2
x+1/2,-y+1/2,-z+1/2
y+1/2,x+1/2,-z+1/2
-x+1/2,y+1/2,-z+1/2
-y+1/2,-x+1/2,-z+1/2
-x+1/2,-y+1/2,-z+1/2
y+1/2,-x+1/2,-z+1/2
x+1/2,y+1/2,-z+1/2
-y+1/2,x+1/2,-z+1/2
-x+1/2,y+1/2,z+1/2
-y+1/2,-x+1/2,z+1/2
x+1/2,-y+1/2,z+1/2
y+1/2,x+1/2,z+1/2
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Tb1 Tb+3 0.20327 0.20327 0 1 0.0
F4 F-1 0.959 0.5 0.252 0.25 0.0
Al1 Al+3 0.5 0 0 1 0.0
F2 F-1 0.3259 0.3259 0.1949 1 0.0
F3 F-1 0.3843 0.118 0.0385 0.5 0.0
Rb1 Rb+1 0 0 0.5 1 0.0
F1 F-1 0.176 0 0 1 0.0
