data_RbZn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.03
_cell_length_b   6.03
_cell_length_c   6.03
_cell_angle_alpha   41.44
_cell_angle_beta   41.44
_cell_angle_gamma   41.44
_symmetry_Int_Tables_number   1
_chemical_formula_structural   RbZn
_chemical_formula_sum   'Rb1 Zn1'
_cell_volume   86.57
_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
  Rb  Rb0  1  0.0  0.0  0.25  1.0
  Zn  Zn1  1  0.0  0.0  0.0  1.0

data_RbZn
_symmetry_space_group_name_H-M   Cm
_cell_length_a   7.38
_cell_length_b   4.26
_cell_length_c   6.03
_cell_angle_alpha   90.0
_cell_angle_beta   114.11
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   RbZn
_chemical_formula_sum   'Rb2 Zn2'
_cell_volume   173.15
_cell_formula_units_Z   2
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
  Rb  Rb0  2  0.0  0.0  0.25  1.0
  Zn  Zn1  2  0.0  0.0  0.0  1.0

Rb Zn
Rb Zn 0 1 o o o 