data_global
_amcsd_formula_title 'H20 N4 Na2 O20 P6'
loop_
_publ_author_name
'Averbuch-Pouchot M'
'Durif A'
_journal_name_full 'Acta Crystallographica, Section C'
_journal_volume 47 
_journal_year 1991
_journal_page_first 932
_journal_page_last 936
_publ_section_title
;
 Crystal chemistry of cyclo-hexaphosphates. XV. Structures of sodium ammonium
 cyclo-hexaphosphate dihydrate and sodium rubidium cyclo-hexaphosphate
 hexahydrate
 _cod_database_code 1007193
;
_database_code_amcsd 0010250
_chemical_formula_sum 'P3 Na N2 O10 H10'
_cell_length_a 13.363
_cell_length_b 11.580
_cell_length_c 6.809
_cell_angle_alpha 90
_cell_angle_beta 101.87
_cell_angle_gamma 90
_cell_volume 1031.118
_exptl_crystal_density_diffrn      2.023
_symmetry_space_group_name_H-M 'P 1 21/n 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2-y,1/2+z'
  '1/2-x,1/2+y,1/2-z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
P1   0.34893   0.46059   0.17916
P2   0.64252   0.33170   0.04981
P3   0.48112   0.25573   0.25302
Na1   0.21742   0.20204   0.07810
N1   0.36150   0.36270   0.67220
N2   0.42280   0.94190   0.24490
O1   0.19563   0.01024   0.15910
O2   0.21796   0.89388   0.48190
O3   0.40730   0.55918   0.08050
O4   0.05342   0.88645   0.21860
O5   0.30563   0.74226   0.07570
O6   0.30041   0.62990   0.75280
O7   0.03826   0.23126   0.56830
O8   0.44628   0.77460   0.56040
O9   0.39182   0.18145   0.18080
O10   0.37600  -0.00350   0.79020
H1   0.33800   0.36500   0.80700
H2   0.42800   0.34300   0.68500
H3   0.31900   0.31300   0.59300
H4   0.15400   0.92400   0.89800
H5   0.06900   0.39900   0.13900
H6   0.47900   0.95300   0.22500
H7   0.11300   0.50100   0.23700
H8   0.38400   0.89700   0.17500
H9   0.17800   0.55300   0.71800
H10   0.15700   0.45200   0.81200