data_[Ca2Eu2P4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Eu  1.2000  1.8500  1.1985
  P  2.1900  1.0000  0.5500
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2]
_cell_length_a [7.7674]
_cell_length_b [5.1740]
_cell_length_c [7.9760]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.5883]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [5]
_chemical_formula_structural [CaEu(PO4)2]
_chemical_formula_sum '[Ca2 Eu2 P4 O16]'
_cell_volume [320.5265]
_cell_formula_units_Z [2]
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  2  0.0000  0.9471  0.5000  1.0
  Eu  Eu1  2  0.0000  0.9518  0.0000  1.0
  P  P2  4  0.1178  0.5037  0.2503  1.0
  O  O3  4  0.0390  0.6906  0.7552  1.0
  O  O4  4  0.0617  0.2180  0.2462  1.0
  O  O5  4  0.2164  0.5629  0.4137  1.0
  O  O6  4  0.2182  0.5755  0.0895  1.0
]