data_global
_chemical_name_mineral 'Walfordite'
loop_
_publ_author_name
'Back M E'
'Grice J D'
'Gault R A'
'Criddle A J'
'Mandarino J A'
_journal_name_full 'The Canadian Mineralogist'
_journal_volume 37 
_journal_year 1999
_journal_page_first 1261
_journal_page_last 1268
_publ_section_title
;
 Walforite, a new tellurite species from the Wendy Open Pit, El Indio-Tambo
 Mining Property, Chile
;
_database_code_amcsd 0005629
_chemical_compound_source 'Wendy Open Pit, El Indio-Tambo Mining Property, Chile'
_chemical_formula_sum 'Fe.59 Te3.28 Ti.08 Mg.05 O8'
_cell_length_a 11.011
_cell_length_b 11.011
_cell_length_c 11.011
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 1334.997
_exptl_crystal_density_diffrn      5.816
_symmetry_space_group_name_H-M 'I 21/a -3'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,1/2+z'
  '1/2+z,x,1/2-y'
  '+z,1/2+x,-y'
  '1/2+z,-x,y'
  '+z,1/2-x,1/2+y'
  '-z,x,1/2+y'
  '1/2-z,1/2+x,+y'
  '-z,-x,-y'
  '1/2-z,1/2-x,1/2-y'
  '1/2+y,1/2-z,-x'
  '+y,-z,1/2-x'
  '-y,1/2-z,x'
  '1/2-y,-z,1/2+x'
  '1/2-y,z,-x'
  '-y,1/2+z,1/2-x'
  'y,z,x'
  '1/2+y,1/2+z,1/2+x'
  'x,1/2-y,1/2+z'
  '1/2+x,-y,+z'
  '-x,y,1/2+z'
  '1/2-x,1/2+y,+z'
  'x,1/2+y,-z'
  '1/2+x,+y,1/2-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,1/2-z'
  '1/2-z,-x,1/2+y'
  '-z,1/2-x,+y'
  '1/2-z,x,-y'
  '-z,1/2+x,1/2-y'
  'z,-x,1/2-y'
  '1/2+z,1/2-x,-y'
  'z,x,y'
  '1/2+z,1/2+x,1/2+y'
  '1/2-y,1/2+z,x'
  '-y,+z,1/2+x'
  'y,1/2+z,-x'
  '1/2+y,+z,1/2-x'
  '1/2+y,-z,x'
  '+y,1/2-z,1/2+x'
  '-y,-z,-x'
  '1/2-y,1/2-z,1/2-x'
  '-x,1/2+y,1/2-z'
  '1/2-x,+y,-z'
  'x,-y,1/2-z'
  '1/2+x,1/2-y,-z'
  '-x,1/2-y,z'
  '1/2-x,-y,1/2+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
Fe   0.00000   0.00000   0.00000   0.59000   0.01140
Te   0.00000   0.00000   0.00000   0.28000   0.01140
Ti   0.00000   0.00000   0.00000   0.08000   0.01140
Mg   0.00000   0.00000   0.00000   0.05000   0.01140
Te   0.21099   0.00000   0.25000   1.00000   0.01970
O1   0.43610   0.13350   0.39620   1.00000   0.02480
O2   0.17250   0.17250   0.17250   1.00000   0.02130