data_global
_chemical_name_mineral 'Cervantite'
loop_
_publ_author_name
'Thornton G'
_journal_name_full 'Acta Crystallographica, Section B'
_journal_volume 33 
_journal_year 1977
_journal_page_first 1271
_journal_page_last 1273
_publ_section_title
;
 A neutron diffraction study of a-Sb2O4
;
_database_code_amcsd 0009585
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'Sb O2'
_cell_length_a 5.456
_cell_length_b 4.814
_cell_length_c 11.787
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 309.588
_exptl_crystal_density_diffrn      6.597
_symmetry_space_group_name_H-M 'P n a 21'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2-y,z'
  '1/2-x,1/2+y,1/2+z'
  '-x,-y,1/2+z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Sb1  -0.03200   0.03600   0.00900  -0.00165
Sb2   0.36600   0.01600   0.25300  -0.00165
O1   0.34000   0.17700   0.09620   0.00393
O2   0.15900   0.71000   0.19500   0.00393
O3   0.08600   0.20800   0.31200   0.00393
O4   0.33000   0.84000   0.41000   0.00393