data_MnCoCu2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.64
_cell_length_b   8.64
_cell_length_c   8.64
_cell_angle_alpha   16.79
_cell_angle_beta   16.79
_cell_angle_gamma   16.79
_symmetry_Int_Tables_number   1
_chemical_formula_structural   MnCoCu2
_chemical_formula_sum   'Mn1 Co1 Cu2'
_cell_volume   46.97
_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
  Mn  Mn3  1  0.0  0.0  0.0  1.0
  Co  Co0  1  0.0  0.0  0.78  1.0
  Cu  Cu1  1  0.0  0.0  0.19  1.0
  Cu  Cu2  1  0.0  0.0  0.36  1.0

data_MnCoCu2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.37
_cell_length_b   2.52
_cell_length_c   8.64
_cell_angle_alpha   90.0
_cell_angle_beta   99.71
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   MnCoCu2
_chemical_formula_sum   'Mn2 Co2 Cu4'
_cell_volume   93.94
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  Mn  Mn0  2  0.0  0.0  0.0  1.0
  Co  Co1  2  0.0  0.0  0.22  1.0
  Cu  Cu2  2  0.0  0.0  0.64  1.0
  Cu  Cu3  2  0.0  0.0  0.81  1.0

Mn Co Cu Cu
Mn Co Cu Cu 0 2 o o o 0 1 o o - 1 1 o + - 1 1 + - o 1 1 + o - 2 3 o o o 