data_Cr
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.82
_cell_length_b   4.6
_cell_length_c   2.43
_cell_angle_alpha   80.07
_cell_angle_beta   70.19
_cell_angle_gamma   29.74
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cr
_chemical_formula_sum   Cr2
_cell_volume   24.24
_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
  Cr  Cr0  1  0.39  0.99  0.62  1.0
  Cr  Cr1  1  0.39  0.99  0.15  1.0

data_Cr
_symmetry_space_group_name_H-M   C2/m
_cell_length_a   2.78
_cell_length_b   8.78
_cell_length_c   2.43
_cell_angle_alpha   90.0
_cell_angle_beta   124.89
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   12
_chemical_formula_structural   Cr
_chemical_formula_sum   Cr4
_cell_volume   48.47
_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, y, -z'
  4  'x, -y, z'
  5  'x+1/2, y+1/2, z'
  6  '-x+1/2, -y+1/2, -z'
  7  '-x+1/2, y+1/2, -z'
  8  '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
  Cr  Cr0  4  0.0  0.0  0.27  1.0

Cr Cr
Cr 0 0 + o o 