data_[Ca1Ac4Pm7]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Ac  1.1000  1.9500  1.2600
  Pm  1.1300  1.8500  1.1100
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [6.7390]
_cell_length_b [6.8044]
_cell_length_c [10.4539]
_cell_angle_alpha [84.0052]
_cell_angle_beta [86.1000]
_cell_angle_gamma [83.7051]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [CaAc4Pm7]
_chemical_formula_sum '[Ca1 Ac4 Pm7]'
_cell_volume [473.0899]
_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
[
  Ca  Ca0  1  0.0000  0.0000  0.0000  1
  Ac  Ac1  2  0.2296  0.4012  0.7759  1
  Ac  Ac2  2  0.3312  0.8951  0.6599  1
  Pm  Pm3  2  0.1667  0.3213  0.4359  1
  Pm  Pm4  2  0.2300  0.8346  0.3241  1
  Pm  Pm5  2  0.2941  0.4638  0.1100  1
  Pm  Pm6  1  0.5000  0.0000  0.0000  1
]