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#$Date: 2016-07-07 11:09:50 +0300 (Thu, 07 Jul 2016) $
#$Revision: 184280 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/01/47/9014731.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided the American Mineralogist Crystal Structure Database,
# http://rruff.geo.arizona.edu/AMS/amcsd.php
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_9014731
loop_
_publ_author_name
'Gasperin, M.'
_publ_section_title
;
 Na2U2O7: Synthese et structure d'un monocristal
 _cod_database_code 1001351
;
_journal_name_full               'Journal of the Less-Common Metals'
_journal_page_first              83
_journal_page_last               90
_journal_paper_doi               10.1016/0022-5088(86)90198-0
_journal_volume                  119
_journal_year                    1986
_chemical_formula_sum            'Na O3.492 U'
_space_group_IT_number           166
_symmetry_space_group_name_Hall  '-R 3 2"'
_symmetry_space_group_name_H-M   'R -3 m :H'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_length_a                   3.911
_cell_length_b                   3.911
_cell_length_c                   17.857
_cell_volume                     236.546
_database_code_amcsd             0014157
_exptl_crystal_density_diffrn    6.672
_cod_duplicate_entry             1001351
_cod_original_sg_symbol_H-M      'R -3 m'
_cod_original_formula_sum        'U Na O3.492'
_cod_database_code               9014731
_amcsd_formula_title             'Na O3.5 U'
loop_
_space_group_symop_operation_xyz
x,y,z
2/3+x,1/3+y,1/3+z
1/3+x,2/3+y,2/3+z
x,x-y,z
2/3+x,1/3+x-y,1/3+z
1/3+x,2/3+x-y,2/3+z
y,x,-z
2/3+y,1/3+x,1/3-z
1/3+y,2/3+x,2/3-z
-x+y,y,z
2/3-x+y,1/3+y,1/3+z
1/3-x+y,2/3+y,2/3+z
-x,-x+y,-z
2/3-x,1/3-x+y,1/3-z
1/3-x,2/3-x+y,2/3-z
-y,-x,z
2/3-y,1/3-x,1/3+z
1/3-y,2/3-x,2/3+z
x-y,-y,-z
2/3+x-y,1/3-y,1/3-z
1/3+x-y,2/3-y,2/3-z
y,-x+y,-z
2/3+y,1/3-x+y,1/3-z
1/3+y,2/3-x+y,2/3-z
-x+y,-x,z
2/3-x+y,1/3-x,1/3+z
1/3-x+y,2/3-x,2/3+z
-x,-y,-z
2/3-x,1/3-y,1/3-z
1/3-x,2/3-y,2/3-z
-y,x-y,z
2/3-y,1/3+x-y,1/3+z
1/3-y,2/3+x-y,2/3+z
x-y,x,-z
2/3+x-y,1/3+x,1/3-z
1/3+x-y,2/3+x,2/3-z
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
U1 -0.01630 -0.06000 0.00540 0.08330
Na1 0.00000 0.00000 0.50000 1.00000
O1 0.00000 0.00000 0.10480 0.75000
O2 0.04550 -0.04550 0.35140 0.33200