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#$Date: 2014-07-11 17:35:18 +0300 (Fri, 11 Jul 2014) $
#$Revision: 120071 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/00/70/1007054.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_1007054
_chemical_name_systematic          'Germanium uranium(IV) oxide'
_chemical_formula_structural       'Ge U O4'
_chemical_formula_sum              'Ge O4 U'
_publ_section_title                'Structure de Ge U O~4~'
_space_group_IT_number           88
_symmetry_space_group_name_Hall  'I 4bw -1bw'
_symmetry_space_group_name_H-M   'I 41/a :1'
_[local]_cod_cif_authors_sg_H-M  'I 41/a S'
loop_
_publ_author_name                  'Durif, A'
_journal_name_full                 'Acta Crystallographica (1,1948-23,1967)'
_journal_coden_ASTM                ACCRA9
_journal_volume                    9
_journal_year                      1956
_journal_page_first                533
_journal_page_last                 533
_cell_length_a                     5.084
_cell_length_b                     5.084
_cell_length_c                     11.226
_cell_angle_alpha                  90
_cell_angle_beta                   90
_cell_angle_gamma                  90
_cell_volume                       290.2
_cell_formula_units_Z              4
_symmetry_cell_setting             tetragonal
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  '-x,-y,z'
  'x,1/2+y,1/4-z'
  '-x,1/2-y,1/4-z'
  '-y,x,-z'
  'y,-x,-z'
  '-y,1/2+x,1/4+z'
  'y,1/2-x,1/4+z'
  '1/2+x,1/2+y,1/2+z'
  '1/2-x,1/2-y,1/2+z'
  '1/2+x,y,3/4-z'
  '1/2-x,-y,3/4-z'
  '1/2-y,1/2+x,1/2-z'
  '1/2+y,1/2-x,1/2-z'
  '1/2-y,x,3/4+z'
  '1/2+y,-x,3/4+z'
loop_
_atom_type_symbol
_atom_type_oxidation_number
  Ge4+   4.000
  U4+    4.000
  O2-   -2.000
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_symmetry_multiplicity
_atom_site_Wyckoff_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_attached_hydrogens
_atom_site_calc_flag
  Ge1   Ge4+   4 a 0. 0. 0. 1.  0 d
  U1    U4+    4 b 0. 0. 0.5 1.  0 d
  O1    O2-   16 f 0.27 0.11 0.08 1.  0 d
_cod_database_code 1007054
_journal_paper_doi 10.1107/S0365110X56001418