data_[Sr2Cu3Ag1P4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [P-4m2]
_cell_length_a [4.2636]
_cell_length_b [4.2636]
_cell_length_c [9.8900]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [115]
_chemical_formula_structural [Sr2Cu3AgP4]
_chemical_formula_sum '[Sr2 Cu3 Ag1 P4]'
_cell_volume [179.7847]
_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
[
  Sr  Sr0  2  0.0000  0.5000  0.7567  1
  Cu  Cu1  2  0.0000  0.5000  0.1154  1
  Cu  Cu2  1  0.0000  0.0000  0.5000  1
  Ag  Ag3  1  0.5000  0.5000  0.5000  1
  P  P4  2  0.0000  0.5000  0.3566  1
  P  P5  1  0.0000  0.0000  0.0000  1
  P  P6  1  0.5000  0.5000  0.0000  1
]