data_global
_amcsd_formula_title 'H8 K4 O16 P4'
loop_
_publ_author_name
'Averbuch-Pouchot M'
'Durif A'
_journal_name_full 'Acta Crystallographica, Section C'
_journal_volume 41 
_journal_year 1985
_journal_page_first 1564
_journal_page_last 1566
_publ_section_title
;
 Structure of tetrapotassium tetrametaphosphate tetrahydrate
 _cod_database_code 1007148
;
_database_code_amcsd 0010015
_chemical_formula_sum 'K P O4 H2'
_cell_length_a 9.061
_cell_length_b 9.061
_cell_length_c 10.284
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 844.334
_exptl_crystal_density_diffrn      2.141
_symmetry_space_group_name_H-M 'I -4'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,1/2+z'
  'y,-x,-z'
  '1/2+y,1/2-x,1/2-z'
  '-x,-y,z'
  '1/2-x,1/2-y,1/2+z'
  '-y,x,-z'
  '1/2-y,1/2+x,1/2-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
K1   0.45927   0.24440   0.13320
P1   0.07129   0.21842  -0.00050
O1   0.84060   0.72400   0.11080
O2   0.53670   0.81800   0.38950
O3   0.92430   0.14970   0.06250
O4   0.04880   0.20780   0.36130
H1   0.96600   0.26300   0.37200
H2   0.10600   0.23500   0.28500