data_global
_chemical_name_mineral 'Hydroniumjarosite'
loop_
_publ_author_name
'Majzlan J'
'Stevens R'
'Boerio-Goates J'
'Woodfield B F'
'Navrotsky A'
'Burns P C'
'Crawford M K'
'Amos T G'
_journal_name_full 'Physics and Chemistry of Minerals'
_journal_volume 31 
_journal_year 2004
_journal_page_first 518
_journal_page_last 531
_publ_section_title
;
 Thermodynamic properties, low-temperature heat-capacity anomalies,
 and single-crystal X-ray refinement of hydronium jarosite, (H3O)Fe3(SO4)2(OH)6
 Note: Rietveld refinement of synchrotron X-ray diffraction pattern
;
_database_code_amcsd 0008878
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'S2 Fe3 O15'
_cell_length_a 7.3499
_cell_length_b 7.3499
_cell_length_c 17.0104
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 795.807
_exptl_crystal_density_diffrn      2.953
_symmetry_space_group_name_H-M 'R -3 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '2/3+x,1/3+y,1/3+z'
  '1/3+x,2/3+y,2/3+z'
  'x,x-y,z'
  '2/3+x,1/3+x-y,1/3+z'
  '1/3+x,2/3+x-y,2/3+z'
  'y,x,-z'
  '2/3+y,1/3+x,1/3-z'
  '1/3+y,2/3+x,2/3-z'
  '-x+y,y,z'
  '2/3-x+y,1/3+y,1/3+z'
  '1/3-x+y,2/3+y,2/3+z'
  '-x,-x+y,-z'
  '2/3-x,1/3-x+y,1/3-z'
  '1/3-x,2/3-x+y,2/3-z'
  '-y,-x,z'
  '2/3-y,1/3-x,1/3+z'
  '1/3-y,2/3-x,2/3+z'
  'x-y,-y,-z'
  '2/3+x-y,1/3-y,1/3-z'
  '1/3+x-y,2/3-y,2/3-z'
  'y,-x+y,-z'
  '2/3+y,1/3-x+y,1/3-z'
  '1/3+y,2/3-x+y,2/3-z'
  '-x+y,-x,z'
  '2/3-x+y,1/3-x,1/3+z'
  '1/3-x+y,2/3-x,2/3+z'
  '-x,-y,-z'
  '2/3-x,1/3-y,1/3-z'
  '1/3-x,2/3-y,2/3-z'
  '-y,x-y,z'
  '2/3-y,1/3+x-y,1/3+z'
  '1/3-y,2/3+x-y,2/3+z'
  'x-y,x,-z'
  '2/3+x-y,1/3+x,1/3-z'
  '1/3+x-y,2/3+x,2/3-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
S   0.00000   0.00000   0.30850
Fe   0.16667  -0.16667  -0.16667
O1   0.00000   0.00000   0.39330
O2   0.22160  -0.22160  -0.05660
O3   0.12510  -0.12510   0.13600
O4   0.00000   0.00000   0.00000