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#$Date: 2016-02-13 21:28:24 +0200 (Sat, 13 Feb 2016) $
#$Revision: 176429 $
#$URL: svn://www.crystallography.net/cod/cif/2/31/06/2310632.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# 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_2310632
loop_
_publ_author_name
'Menary, J.W.'
_publ_section_title
;
 The Crystal Structure of Sodium Polymetaarsenite (Na As O2)X
;
_journal_name_full               'Acta Crystallographica (1,1948-23,1967)'
_journal_page_first              742
_journal_page_last               743
_journal_volume                  11
_journal_year                    1958
_chemical_formula_sum            'As Na O2'
_chemical_name_systematic        'Na As O2'
_space_group_IT_number           61
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   14.314
_cell_length_b                   6.779
_cell_length_c                   5.086
_cell_volume                     493.518
_citation_journal_id_ASTM        ACCRA9
_cod_data_source_file            Menary_ACCRA9_1958_273.cif
_cod_data_source_block           As1Na1O2
_cod_original_formula_sum        'As1 Na1 O2'
_cod_database_code               2310632
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x+1/2,-y,z+1/2
x+1/2,-y+1/2,-z
-x,y+1/2,-z+1/2
-x,-y,-z
x-1/2,y,-z-1/2
-x-1/2,y-1/2,z
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
O1 O-2 0.127 0.322 0.405 1 0.0
As1 As+3 0.08 0.103 0.25 1 0.0
O2 O-2 0.154 0.568 0.81 1 0.0
Na1 Na+1 0.306 0.102 0.25 1 0.0
