data_9009835
_chemical_name 'Denningite'
loop_
_publ_author_name
'Miletich R'
_journal_name_full "Mineralogy and Petrology"
_journal_volume 48
_journal_year 1993
_journal_page_first 129
_journal_page_last 145
_publ_section_title
;
 Copper-substituted manganese-denningites,
 Mn(Mn1-xCux)(Te2O5)2(0<=x<=1): synthesis and crystal chemistry
 Locality: synthetic
 Sample: x = 0.0
;
_chemical_formula_sum 'Mn Te2 O5'
_cell_length_a 8.761
_cell_length_b 8.761
_cell_length_c 12.990
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 997.049
_symmetry_space_group_name_H-M 'P 42/n b c'
loop_
_symmetry_equiv_pos_as_xyz
  'x,y,z'
  '-y,-x,1/2+z'
  'y,x,1/2-z'
  '1/2+y,-x,1/2-z'
  '1/2-y,x,1/2+z'
  '1/2+x,-y,z'
  '1/2-x,y,-z'
  '1/2+x,1/2+y,-z'
  '1/2-x,1/2-y,z'
  '1/2+y,1/2+x,1/2+z'
  '1/2-y,1/2-x,1/2-z'
  '-y,1/2+x,1/2-z'
  'y,1/2-x,1/2+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
Mn   0.25000   0.25000   0.00000
MnMe   0.25000   0.25000   0.25000
Te   0.03844   0.56294   0.38240
O1   0.16980   0.10050   0.36550
O2   0.02430   0.37490   0.45110
O3   0.55360   0.55360   0.25000