data_MnBe2Ni
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.63
_cell_length_b   2.63
_cell_length_c   5.41
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   MnBe2Ni
_chemical_formula_sum   'Mn1 Be2 Ni1'
_cell_volume   37.33
_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  Mn2  1  0.0  0.0  0.0  1.0
  Be  Be0  1  0.31  0.31  0.97  1.0
  Be  Be1  1  0.31  0.31  0.44  1.0
  Ni  Ni3  1  0.0  0.0  0.71  1.0

data_MnBe2Ni
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.71
_cell_length_b   3.71
_cell_length_c   5.41
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   MnBe2Ni
_chemical_formula_sum   'Mn2 Be4 Ni2'
_cell_volume   74.65
_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
  Be  Be1  2  0.31  0.0  0.44  1.0
  Be  Be2  2  0.31  0.0  0.97  1.0
  Ni  Ni3  2  0.0  0.0  0.71  1.0

Mn Be Be Ni
Mn Be Be Ni 0 1 o o - 0 3 o o - 1 3 o o o 2 3 o o o 