data_Be3Co
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.9
_cell_length_b   6.9
_cell_length_c   6.9
_cell_angle_alpha   153.18
_cell_angle_beta   153.18
_cell_angle_gamma   38.29
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Be3Co
_chemical_formula_sum   'Be6 Co2'
_cell_volume   66.81
_cell_formula_units_Z   2
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  0.6  0.0  1.0
  Be  Be1  1  0.6  0.0  0.0  1.0
  Be  Be2  1  0.6  0.0  0.26  1.0
  Be  Be3  1  0.0  0.6  0.26  1.0
  Be  Be4  1  0.0  0.0  0.36  1.0
  Be  Be5  1  0.0  0.0  0.68  1.0
  Co  Co6  1  0.0  0.0  0.09  1.0
  Co  Co7  1  0.0  0.0  0.95  1.0

data_Be3Co
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.53
_cell_length_b   4.53
_cell_length_c   6.9
_cell_angle_alpha   90.0
_cell_angle_beta   109.15
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Be3Co
_chemical_formula_sum   'Be12 Co4'
_cell_volume   133.62
_cell_formula_units_Z   4
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
  Be  Be0  4  0.2  0.8  0.4  1.0
  Be  Be1  4  0.46  0.2  0.66  1.0
  Be  Be2  2  0.18  0.5  0.68  1.0
  Be  Be3  2  0.36  0.0  0.36  1.0
  Co  Co4  2  0.09  0.0  0.09  1.0
  Co  Co5  2  0.45  0.5  0.95  1.0

Be Be Be Be Be Be Co Co