data_KMgCr2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.09
_cell_length_b   3.11
_cell_length_c   8.85
_cell_angle_alpha   90.0
_cell_angle_beta   93.66
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KMgCr2
_chemical_formula_sum   'K1 Mg1 Cr2'
_cell_volume   84.93
_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
  K  K2  1  0.7  0.55  0.17  1.0
  Mg  Mg3  1  0.08  0.0  0.31  1.0
  Cr  Cr0  1  0.1  0.55  0.4  1.0
  Cr  Cr1  1  0.45  0.0  0.37  1.0

data_KMgCr2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.09
_cell_length_b   3.11
_cell_length_c   8.85
_cell_angle_alpha   90.0
_cell_angle_beta   93.66
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KMgCr2
_chemical_formula_sum   'K1 Mg1 Cr2'
_cell_volume   84.93
_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
  K  K0  1  0.7  0.55  0.17  1.0
  Mg  Mg1  1  0.08  0.0  0.31  1.0
  Cr  Cr2  1  0.1  0.55  0.4  1.0
  Cr  Cr3  1  0.45  0.0  0.37  1.0

K Mg Cr Cr