#------------------------------------------------------------------------------
#$Date: 2014-07-11 17:35:18 +0300 (Fri, 11 Jul 2014) $
#$Revision: 120071 $
#$URL: file:///home/coder/svn-repositories/cod/cif/1/00/16/1001690.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_1001690
_chemical_name_systematic          'Potassium uranium oxide (9/6/22.5)'
_chemical_formula_structural       'K9 U6 O22.5'
_chemical_formula_sum              'K9 O22.5 U6'
_publ_section_title
;
Relation entre la structure cristalline d'un uranate de potassium K9 U6
O22.5, et les spectres Moessbauer (Np237) des phases apparentees de
neptunium
;
loop_
_publ_author_name
  'Saine, M-C'
  'Gasperin, M'
  'Jove, J'
  'Cousson, A'
_journal_name_full                 'Journal of the Less-Common Metals'
_journal_coden_ASTM                JCOMAH
_journal_volume                    132
_journal_year                      1987
_journal_page_first                141
_journal_page_last                 148
_cell_length_a                     8.722(5)
_cell_length_b                     8.722(5)
_cell_length_c                     8.722(5)
_cell_angle_alpha                  90
_cell_angle_beta                   90
_cell_angle_gamma                  90
_cell_volume                       663.5
_cell_formula_units_Z              1
_symmetry_space_group_name_H-M     'I m -3 m'
_symmetry_Int_Tables_number        229
_symmetry_cell_setting             cubic
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  'y,z,x'
  'z,x,y'
  'x,z,y'
  'y,x,z'
  'z,y,x'
  'x,-y,-z'
  'y,-z,-x'
  'z,-x,-y'
  'x,-z,-y'
  'y,-x,-z'
  'z,-y,-x'
  '-x,y,-z'
  '-y,z,-x'
  '-z,x,-y'
  '-x,z,-y'
  '-y,x,-z'
  '-z,y,-x'
  '-x,-y,z'
  '-y,-z,x'
  '-z,-x,y'
  '-x,-z,y'
  '-y,-x,z'
  '-z,-y,x'
  '-x,-y,-z'
  '-y,-z,-x'
  '-z,-x,-y'
  '-x,-z,-y'
  '-y,-x,-z'
  '-z,-y,-x'
  '-x,y,z'
  '-y,z,x'
  '-z,x,y'
  '-x,z,y'
  '-y,x,z'
  '-z,y,x'
  'x,-y,z'
  'y,-z,x'
  'z,-x,y'
  'x,-z,y'
  'y,-x,z'
  'z,-y,x'
  'x,y,-z'
  'y,z,-x'
  'z,x,-y'
  'x,z,-y'
  'y,x,-z'
  'z,y,-x'
  '1/2+x,1/2+y,1/2+z'
  '1/2+y,1/2+z,1/2+x'
  '1/2+z,1/2+x,1/2+y'
  '1/2+x,1/2+z,1/2+y'
  '1/2+y,1/2+x,1/2+z'
  '1/2+z,1/2+y,1/2+x'
  '1/2+x,1/2-y,1/2-z'
  '1/2+y,1/2-z,1/2-x'
  '1/2+z,1/2-x,1/2-y'
  '1/2+x,1/2-z,1/2-y'
  '1/2+y,1/2-x,1/2-z'
  '1/2+z,1/2-y,1/2-x'
  '1/2-x,1/2+y,1/2-z'
  '1/2-y,1/2+z,1/2-x'
  '1/2-z,1/2+x,1/2-y'
  '1/2-x,1/2+z,1/2-y'
  '1/2-y,1/2+x,1/2-z'
  '1/2-z,1/2+y,1/2-x'
  '1/2-x,1/2-y,1/2+z'
  '1/2-y,1/2-z,1/2+x'
  '1/2-z,1/2-x,1/2+y'
  '1/2-x,1/2-z,1/2+y'
  '1/2-y,1/2-x,1/2+z'
  '1/2-z,1/2-y,1/2+x'
  '1/2-x,1/2-y,1/2-z'
  '1/2-y,1/2-z,1/2-x'
  '1/2-z,1/2-x,1/2-y'
  '1/2-x,1/2-z,1/2-y'
  '1/2-y,1/2-x,1/2-z'
  '1/2-z,1/2-y,1/2-x'
  '1/2-x,1/2+y,1/2+z'
  '1/2-y,1/2+z,1/2+x'
  '1/2-z,1/2+x,1/2+y'
  '1/2-x,1/2+z,1/2+y'
  '1/2-y,1/2+x,1/2+z'
  '1/2-z,1/2+y,1/2+x'
  '1/2+x,1/2-y,1/2+z'
  '1/2+y,1/2-z,1/2+x'
  '1/2+z,1/2-x,1/2+y'
  '1/2+x,1/2-z,1/2+y'
  '1/2+y,1/2-x,1/2+z'
  '1/2+z,1/2-y,1/2+x'
  '1/2+x,1/2+y,1/2-z'
  '1/2+y,1/2+z,1/2-x'
  '1/2+z,1/2+x,1/2-y'
  '1/2+x,1/2+z,1/2-y'
  '1/2+y,1/2+x,1/2-z'
  '1/2+z,1/2+y,1/2-x'
loop_
_atom_type_symbol
_atom_type_oxidation_number
  U6+    6.000
  K1+    1.000
  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
  U1    U6+    6 b 0. 0.5 0. 1.  0 d
  K1    K1+    8 c 0.25 0.25 0.25 1.  0 d
  K2    K1+    2 a 0. 0. 0. 0.5(1)  0 d
  O1    O2-   12 e 0.3064(53) 0. 0. 1.  0 d
  O2    O2-   12 d 0.25 0. 0.5 0.875(10)  0 d
_refine_ls_R_factor_all            0.0916
_cod_database_code 1001690
_journal_paper_doi 10.1016/0022-5088(87)90182-2