data_KMg2Tc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.31
_cell_length_b   5.31
_cell_length_c   2.97
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   91.58
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KMg2Tc
_chemical_formula_sum   'K1 Mg2 Tc1'
_cell_volume   83.83
_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  0.0  0.0  0.0  1.0
  Mg  Mg1  1  0.85  0.1  0.49  1.0
  Mg  Mg2  1  0.85  0.9  0.49  1.0
  Tc  Tc3  1  0.7  0.0  0.0  1.0

data_KMg2Tc
_symmetry_space_group_name_H-M   Pmm2
_cell_length_a   2.97
_cell_length_b   5.31
_cell_length_c   5.31
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   25
_chemical_formula_structural   KMg2Tc
_chemical_formula_sum   'K1 Mg2 Tc1'
_cell_volume   83.86
_cell_formula_units_Z   1
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'
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  0.0  0.0  0.0  1.0
  Mg  Mg1  2  0.5  0.1  0.15  1.0
  Tc  Tc2  1  0.0  0.0  0.3  1.0

K Mg Mg Tc