data_BeCuPt2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.37
_cell_length_b   4.37
_cell_length_c   4.37
_cell_angle_alpha   129.12
_cell_angle_beta   123.2
_cell_angle_gamma   79.72
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BeCuPt2
_chemical_formula_sum   'Be1 Cu1 Pt2'
_cell_volume   52.19
_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
  Be  Be0  1  0.0  0.0  0.0  1.0
  Cu  Cu1  1  0.0  0.0  0.35  1.0
  Pt  Pt2  1  0.0  0.08  0.81  1.0
  Pt  Pt3  1  0.88  0.0  0.54  1.0

data_BeCuPt2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.75
_cell_length_b   4.15
_cell_length_c   4.37
_cell_angle_alpha   118.4
_cell_angle_beta   115.44
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   BeCuPt2
_chemical_formula_sum   'Be1 Cu1 Pt2'
_cell_volume   52.19
_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
  Be  Be0  1  0.0  0.0  0.0  1.0
  Cu  Cu1  1  0.65  0.65  0.65  1.0
  Pt  Pt2  1  0.19  0.27  0.27  1.0
  Pt  Pt3  1  0.33  0.46  0.33  1.0

Be Cu Pt Pt