data_global
_chemical_name_mineral 'Arsentsumebite'
loop_
_publ_author_name
'Zubkova N V'
'Pushcharovsky D Y'
'Giester G'
'Tillmanns E'
'Pekov I V'
'Kleimenov D A'
_journal_name_full 'Mineralogy and Petrology'
_journal_volume 75 
_journal_year 2002
_journal_page_first 79
_journal_page_last 88
_publ_section_title
;
 The crystal structure of arsentsumebite, Pb2Cu[(As,S)O4]2(OH)
;
_database_code_amcsd 0014646
_chemical_compound_source 'oxidation zone of the Berezovskoye gold deposit, Middle Urals, Russia'
_chemical_formula_sum 'Pb2 Cu (As S) (O9 H)'
_cell_length_a 7.804
_cell_length_b 5.890
_cell_length_c 8.964
_cell_angle_alpha 90
_cell_angle_beta 112.29
_cell_angle_gamma 90
_cell_volume 381.246
_exptl_crystal_density_diffrn      6.359
_symmetry_space_group_name_H-M 'P 1 21/m 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2-y,z'
  '-x,1/2+y,-z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Pb1   0.71630   0.25000   0.24120   1.00000   0.04306
Pb2   0.29870   0.25000   0.38690   1.00000   0.03546
Cu   0.00000   0.00000   0.00000   1.00000   0.01900
As1   0.55840   0.25000  -0.17150   0.63000   0.01267
S1   0.55840   0.25000  -0.17150   0.37000   0.01267
As2  -0.04490   0.25000  -0.35020   0.37000   0.01520
S2  -0.04490   0.25000  -0.35020   0.63000   0.01520
O-H1   0.17070   0.25000   0.08110   1.00000   0.01140
O2  -0.24130   0.25000  -0.46820   1.00000   0.03673
O3   0.09280   0.25000   0.55630   1.00000   0.06079
O4   0.43360   0.25000   0.93460   1.00000   0.04813
O5   0.77540   0.25000  -0.05430   1.00000   0.02660
O6  -0.00020   0.03020  -0.24100   1.00000   0.03293
O7   0.50990   0.02520  -0.28750   1.00000   0.03166