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#$Date: 2015-07-12 19:05:39 +0300 (Sun, 12 Jul 2015) $
#$Revision: 147336 $
#$URL: svn://www.crystallography.net/cod/cif/1/52/62/1526204.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_1526204
loop_
_publ_author_name
'Otroshchenko, L.P.'
'Fykin, L.E.'
'Bystrova, A.A.'
'Sobolov, B.P.'
_publ_section_title
;
 Defect structure of Na0.5-x R0.5+x F2+2x (R= Ho, Yb) solid solutions
 (fluorite type)
;
_journal_name_full               Kristallografiya
_journal_page_first              1006
_journal_page_last               1009
_journal_volume                  45
_journal_year                    2000
_chemical_formula_sum            'F2.108 Na0.446 Yb0.554'
_chemical_name_systematic        '(Na0.446 Yb0.554) F2.108'
_space_group_IT_number           225
_symmetry_space_group_name_Hall  '-F 4 2 3'
_symmetry_space_group_name_H-M   'F m -3 m'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.452
_cell_length_b                   5.452
_cell_length_c                   5.452
_cell_volume                     162.057
_citation_journal_id_ASTM        KRISAJ
_cod_data_source_file            Otroshchenko_KRISAJ_2000_157.cif
_cod_data_source_block           F2.108Na0.446Yb0.554
_cod_original_cell_volume        162.0569
_cod_database_code               1526204
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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
F4 F-1 0.414 0.414 0.414 0.0187 0.0
F2 F-1 0.5 0.135 0.135 0.0198 0.0
F5 F-1 0.5 0.5 0.5 0.03 0.0
Na1 Na+1 0 0 0 0.446 0.0
F1 F-1 0.25 0.25 0.25 0.749 0.0
Yb1 Yb+3 0 0 0 0.554 0.0
F3 F-1 0.322 0.322 0.322 0.024 0.0
