data_global
_amcsd_formula_title 'As2O3*SO3'
loop_
_publ_author_name
'Mercier R'
_journal_name_full 'Revue de Chimie Minerale'
_journal_volume 12 
_journal_year 1975
_journal_page_first 508
_journal_page_last 517
_publ_section_title
;
 Etude structurale du compose As2O3, 1 SO3
;
_database_code_amcsd 0015375
_chemical_formula_sum 'As2 S O6'
_cell_length_a 4.655
_cell_length_b 11.54
_cell_length_c 4.795
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 257.581
_exptl_crystal_density_diffrn      3.583
_symmetry_space_group_name_H-M 'P 21 21 2'
loop_
_space_group_symop_operation_xyz
  'x,y,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
_atom_site_U_iso_or_equiv
As   0.26600   0.19140   0.17800   0.00760
S   0.50000   0.50000   0.21170   0.01254
O1   0.71700   0.45260   0.02100   0.01684
O2   0.90520   0.23950   0.11400   0.00861
O3   0.38300   0.40700   0.38250   0.02558