data_Mg2AgTe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.18
_cell_length_b   6.18
_cell_length_c   6.18
_cell_angle_alpha   141.56
_cell_angle_beta   140.83
_cell_angle_gamma   56.05
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg2AgTe
_chemical_formula_sum   'Mg2 Ag1 Te1'
_cell_volume   91.76
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Mg  Mg1  1  0.0  0.07  0.37  1.0
  Mg  Mg2  1  0.0  0.0  0.72  1.0
  Ag  Ag0  1  0.0  0.0  0.21  1.0
  Te  Te3  1  0.0  0.07  0.05  1.0

data_Mg2AgTe
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.07
_cell_length_b   4.14
_cell_length_c   6.18
_cell_angle_alpha   109.59
_cell_angle_beta   109.22
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg2AgTe
_chemical_formula_sum   'Mg2 Ag1 Te1'
_cell_volume   91.76
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Mg  Mg0  1  0.0  0.72  0.72  1.0
  Mg  Mg1  1  0.93  0.3  0.3  1.0
  Ag  Ag2  1  0.0  0.21  0.21  1.0
  Te  Te3  1  0.93  0.98  0.98  1.0

Mg Mg Ag Te
Mg Mg Ag Te 0 2 o o o 1 3 o o + 2 3 o o o 