#------------------------------------------------------------------------------
#$Date: 2015-09-19 00:03:55 +0300 (Sat, 19 Sep 2015) $
#$Revision: 157908 $
#$URL: svn://www.crystallography.net/cod/cif/1/53/22/1532236.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_1532236
loop_
_publ_author_name
'Selevich, K.A.'
'Ivashkevich, L.S.'
'Selevich, A.F.'
'Lyakhov, A.S.'
_publ_section_title
;
 Refinement of crystal structure of Na2 H2 P2 O7 using X-ray powder
 diffraction data
;
_journal_name_full               'Zhurnal Neorganicheskoi Khimii'
_journal_page_first              1672
_journal_page_last               1675
_journal_volume                  47
_journal_year                    2002
_chemical_formula_sum            'H2 Na2 O7 P2'
_chemical_name_systematic        'Na2 (H2 P2 O7)'
_space_group_IT_number           70
_symmetry_space_group_name_Hall  '-F 2uv 2vw'
_symmetry_space_group_name_H-M   'F d d d :2'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            16
_cell_length_a                   27.521
_cell_length_b                   12.3519
_cell_length_c                   6.8597
_cell_volume                     2331.863
_citation_journal_id_ASTM        ZNOKAQ
_cod_data_source_file            Selevich_ZNOKAQ_2002_1252.cif
_cod_data_source_block           H2Na2O7P2
_cod_original_cell_volume        2331.864
_cod_database_code               1532236
loop_
_symmetry_equiv_pos_as_xyz
x,y,z
-x+1/4,-y+1/4,z
x,-y+1/4,-z+1/4
-x+1/4,y,-z+1/4
-x,-y,-z
x-1/4,y-1/4,-z
-x,y-1/4,z-1/4
x-1/4,-y,z-1/4
x,y+1/2,z+1/2
-x+1/4,-y+3/4,z+1/2
x,-y+3/4,-z+3/4
-x+1/4,y+1/2,-z+3/4
-x,-y+1/2,-z+1/2
x-1/4,y+1/4,-z+1/2
-x,y+1/4,z+1/4
x-1/4,-y+1/2,z+1/4
x+1/2,y,z+1/2
-x+3/4,-y+1/4,z+1/2
x+1/2,-y+1/4,-z+3/4
-x+3/4,y,-z+3/4
-x+1/2,-y,-z+1/2
x+1/4,y-1/4,-z+1/2
-x+1/2,y-1/4,z+1/4
x+1/4,-y,z+1/4
x+1/2,y+1/2,z
-x+3/4,-y+3/4,z
x+1/2,-y+3/4,-z+1/4
-x+3/4,y+1/2,-z+1/4
-x+1/2,-y+1/2,-z
x+1/4,y+1/4,-z
-x+1/2,y+1/4,z-1/4
x+1/4,-y+1/2,z-1/4
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
O4 O-2 0.4711 0.125 0.125 1 0.0
O3 O-2 0.4167 0.285 0.1828 1 0.0
H1 H+1 0.488 0.375 0.875 1 0.0
Na1 Na+1 0.42517 0.2677 0.5258 1 0.0
O2 O-2 0.4196 0.1957 0.8494 1 0.0
H2 H+1 0.375 0.2 0.875 1 0.0
O1 O-2 0.4936 0.293 -0.0246 1 0.0
P1 P+5 0.4474 0.2334 0.0336 1 0.0
