data_global
_chemical_name_mineral 'Manganotantalite'
loop_
_publ_author_name
'Klein S'
'Weitzel H'
_journal_name_full 'Acta Crystallographica, Section A'
_journal_volume 32 
_journal_year 1976
_journal_page_first 587
_journal_page_last 591
_publ_section_title
;
 Magnetische struktur von Mn(Nb0.5Ta0.5)2O6, manganotantalit
 Note: columbite structure
;
_database_code_amcsd 0009322
_chemical_formula_sum 'Mn (Nb Ta) O6'
_cell_length_a 14.418
_cell_length_b 5.76
_cell_length_c 5.099
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 423.460
_exptl_crystal_density_diffrn      6.663
_symmetry_space_group_name_H-M 'P b c n'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,-y,1/2+z'
  '-x,y,1/2-z'
  '1/2-x,1/2+y,z'
  '1/2+x,1/2-y,-z'
  '1/2+x,1/2+y,1/2-z'
  '1/2-x,1/2-y,1/2+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
Mn   0.00000   0.17690   0.25000   1.00000   0.00722
Nb   0.16275   0.32330   0.76430   0.50000   0.00431
Ta   0.16275   0.32330   0.76430   0.50000   0.00431
O1   0.09930   0.40190   0.44220   1.00000   0.00633
O2   0.08280   0.11590   0.90220   1.00000   0.00773
O3   0.25620   0.12660   0.59130   1.00000   0.00659