data_CrNi2Ag
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.65
_cell_length_b   4.65
_cell_length_c   4.65
_cell_angle_alpha   133.2
_cell_angle_beta   133.2
_cell_angle_gamma   68.34
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CrNi2Ag
_chemical_formula_sum   'Cr1 Ni2 Ag1'
_cell_volume   52.63
_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
  Cr  Cr1  1  0.0  0.0  0.0  1.0
  Ni  Ni2  1  0.85  0.0  0.93  1.0
  Ni  Ni3  1  0.0  0.0  0.85  1.0
  Ag  Ag0  1  0.0  0.85  0.93  1.0

data_CrNi2Ag
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.7
_cell_length_b   3.7
_cell_length_c   4.65
_cell_angle_alpha   113.4
_cell_angle_beta   113.4
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CrNi2Ag
_chemical_formula_sum   'Cr1 Ni2 Ag1'
_cell_volume   52.63
_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
  Cr  Cr0  1  0.0  0.0  0.0  1.0
  Ni  Ni1  1  0.85  0.85  0.85  1.0
  Ni  Ni2  1  0.93  0.08  0.08  1.0
  Ag  Ag3  1  0.08  0.93  0.08  1.0

Cr Ni Ni Ag
Cr Ni Ni Ag 0 1 - o - 0 3 o - - 0 2 o o - 