data_global
_chemical_name_mineral 'Carminite'
loop_
_publ_author_name
'Finney J J'
_journal_name_full 'American Mineralogist'
_journal_volume 48
_journal_year 1963
_journal_page_first 1
_journal_page_last 13
_publ_section_title
;
 The crystal structure of carminite
;
_database_code_amcsd 118
_chemical_formula_sum 'Pb As2 Fe2 O10 H2'
_cell_length_a 16.595
_cell_length_b 7.58
_cell_length_c 12.295
_cell_angle_alpha 90.0
_cell_angle_beta 90.0
_cell_angle_gamma 90.0
_cell_volume 1546.589
_exptl_crystal_density_diffrn  5.418
_symmetry_space_group_name_H-M 'C c c m'
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,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'
  '-x,-y,z'
  '1/2-x,1/2-y,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
_atom_site_U_iso_or_equiv
Pb1   0.0  0.0  0.25  0.00899
Pb2   0.25  0.75  0.0  0.00456
As1   0.0427  0.7403  0.0  0.02128
As2   0.2111  0.0  0.25  0.00887
Fe   0.3778  0.1309  0.136  0.00507
O1   0.0182  0.2404  0.1153  0.01165
O2   0.0949  0.5317  0.0  0.02837
O3   0.1136  -0.1055  0.0  2.0
O4   0.1525  0.1741  0.2411  0.01001
O5   0.2721  -0.0129  0.145  0.00735
O-H1   0.1656  0.2589  0.0  2.0
O-H2   0.4303  0.0  0.25  0.0114