data_K2VHg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.02
_cell_length_b   7.02
_cell_length_c   6.52
_cell_angle_alpha   109.92
_cell_angle_beta   109.92
_cell_angle_gamma   28.55
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2VHg
_chemical_formula_sum   'K2 V1 Hg1'
_cell_volume   143.8
_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  K1  1  0.0  0.0  0.78  1.0
  K  K2  1  0.84  0.0  0.8  1.0
  V  V3  1  0.29  0.0  0.12  1.0
  Hg  Hg0  1  0.15  0.0  0.56  1.0

data_K2VHg
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.46
_cell_length_b   6.52
_cell_length_c   7.02
_cell_angle_alpha   109.92
_cell_angle_beta   104.28
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2VHg
_chemical_formula_sum   'K2 V1 Hg1'
_cell_volume   143.8
_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  0.78  0.0  1.0
  K  K1  1  0.0  0.8  0.84  1.0
  V  V2  1  0.0  0.12  0.29  1.0
  Hg  Hg3  1  0.0  0.56  0.15  1.0

K K V Hg