data_global
_chemical_name_mineral 'Kieserite'
loop_
_publ_author_name
'Coing-Boyat J'
_journal_name_full 'Bulletin de la Societe Chimique de France'
_journal_volume 1971 
_journal_year 1971
_journal_page_first 3863
_journal_page_last 3865
_publ_section_title
;
 Remarques sur la structure commune de MgSO4*H2O et de CoSO4*H2O
;
_database_code_amcsd 0021023
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'Mg S O5 H2'
_cell_length_a 6.891
_cell_length_b 7.624
_cell_length_c 7.549
_cell_angle_alpha 90
_cell_angle_beta 116.25
_cell_angle_gamma 90
_cell_volume 355.701
_exptl_crystal_density_diffrn      2.584
_symmetry_space_group_name_H-M 'C 1 2/c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,-y,1/2+z'
  '1/2+x,1/2-y,1/2+z'
  '-x,y,1/2-z'
  '1/2-x,1/2+y,1/2-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Mg   0.25000   0.25000   0.00000
S   0.50000   0.59520   0.25000
O1   0.03130   0.20550   0.10580
O2   0.19100  -0.01670   0.35150
OW   0.50000   0.11340   0.25000
H   0.07700   0.54200   0.20200