#------------------------------------------------------------------------------
#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/02/1530200.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_1530200
loop_
_publ_author_name
'Kovba, L.M.'
_publ_section_title
;
 The crystal structure of potassium and sodium monouranates
;
_journal_name_full               Radiokhimiya
_journal_page_first              309
_journal_page_last               311
_journal_volume                  13
_journal_year                    1971
_chemical_formula_sum            'Na2 O4 U'
_chemical_name_systematic        'Na2 U O4'
_space_group_IT_number           56
_symmetry_space_group_name_Hall  '-P 2ab 2ac'
_symmetry_space_group_name_H-M   'P c c n'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.708
_cell_length_b                   5.805
_cell_length_c                   5.97
_cell_volume                     405.751
_citation_journal_id_ASTM        RADKAU
_cod_data_source_file            Kovba_RADKAU_1971_948.cif
_cod_data_source_block           Na2O4U1
_cod_original_cell_volume        405.7507
_cod_original_formula_sum        'Na2 O4 U1'
_cod_database_code               1530200
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x+1/2,-y+1/2,z
x+1/2,-y,-z+1/2
-x,y+1/2,-z+1/2
-x,-y,-z
x-1/2,y-1/2,-z
-x-1/2,y,z-1/2
x,-y-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
Na1 Na+1 0.338 -0.036 -0.019 1 0.0
U1 U+6 0 0 0 1 0.0
O2 O-2 0.04 0.31 0.19 1 0.0
O1 O-2 0.159 -0.05 0.02 1 0.0
