data_global
_chemical_name_mineral 'Laurionite'
loop_
_publ_author_name
'Wyckoff R W G'
_journal_name_full 'Crystal Structures'
_journal_volume 1 
_journal_year 1963
_journal_page_first 298
_journal_page_last 306
_publ_section_title
;
 Second edition. Interscience Publishers, New York, New York
;
_database_code_amcsd 0011877
_chemical_formula_sum 'Pb (O Cl) H'
_cell_length_a 9.7
_cell_length_b 7.1
_cell_length_c 4.05
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 278.923
_exptl_crystal_density_diffrn      6.183
_symmetry_space_group_name_H-M 'P b n m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,y,1/2-z'
  '-x,-y,1/2+z'
  '1/2+x,1/2-y,1/2+z'
  '1/2-x,1/2+y,1/2-z'
  '1/2-x,1/2+y,z'
  '1/2+x,1/2-y,-z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Pb   0.08800   0.20400   0.25000
O-H   0.12500   0.83100   0.25000
Cl  -0.18500   0.46900   0.25000