data_Sr2AlCoCu2O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   12.07
_cell_length_b   12.07
_cell_length_c   12.07
_cell_angle_alpha   36.59
_cell_angle_beta   154.2
_cell_angle_gamma   154.51
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2AlCoCu2O7
_chemical_formula_sum   'Sr4 Al2 Co2 Cu4 O14'
_cell_volume   329.13
_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
  Sr  Sr0  1  0.44  0.63  0.61  1.0
  Sr  Sr1  1  0.02  0.06  0.94  1.0
  Sr  Sr2  1  0.44  0.06  0.94  1.0
  Sr  Sr3  1  0.02  0.63  0.61  1.0
  Al  Al4  1  0.0  0.0  0.24  1.0
  Al  Al5  1  0.0  0.7  0.57  1.0
  Co  Co6  1  0.73  0.65  0.79  1.0
  Co  Co7  1  0.73  0.04  0.12  1.0
  Cu  Cu8  1  0.35  0.7  0.91  1.0
  Cu  Cu9  1  0.12  0.99  0.57  1.0
  Cu  Cu10  1  0.35  0.99  0.57  1.0
  Cu  Cu11  1  0.12  0.7  0.91  1.0
  O  O12  1  0.73  0.25  0.06  1.0
  O  O13  1  0.27  0.14  0.06  1.0
  O  O14  1  0.24  0.74  0.62  1.0
  O  O15  1  0.76  0.65  0.62  1.0
  O  O16  1  0.24  0.96  0.28  1.0
  O  O17  1  0.22  0.74  0.62  1.0
  O  O18  1  0.72  0.95  0.84  1.0
  O  O19  1  0.74  0.74  0.51  1.0
  O  O20  1  0.26  0.44  0.84  1.0
  O  O21  1  0.74  0.95  0.84  1.0
  O  O22  1  0.97  0.14  0.5  1.0
  O  O23  1  0.49  0.55  0.84  1.0
  O  O24  1  0.97  0.55  0.84  1.0
  O  O25  1  0.49  0.14  0.5  1.0

data_Sr2AlCoCu2O7
_symmetry_space_group_name_H-M   P1
_cell_length_a   5.33
_cell_length_b   5.39
_cell_length_c   12.07
_cell_angle_alpha   102.9
_cell_angle_beta   102.75
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2AlCoCu2O7
_chemical_formula_sum   'Sr4 Al2 Co2 Cu4 O14'
_cell_volume   329.13
_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
  Sr  Sr0  1  0.08  0.96  0.01  1.0
  Sr  Sr1  1  0.41  0.39  0.78  1.0
  Sr  Sr2  1  0.5  0.38  0.44  1.0
  Sr  Sr3  1  0.84  0.81  0.2  1.0
  Al  Al4  1  0.43  0.3  0.73  1.0
  Al  Al5  1  0.76  0.0  0.76  1.0
  Co  Co6  1  0.61  0.69  0.57  1.0
  Co  Co7  1  0.94  0.08  0.29  1.0
  Cu  Cu8  1  0.21  0.41  0.51  1.0
  Cu  Cu9  1  0.44  0.64  0.74  1.0
  Cu  Cu10  1  0.55  0.12  0.55  1.0
  Cu  Cu11  1  0.78  0.36  0.79  1.0
  O  O12  1  0.14  0.42  0.59  1.0
  O  O13  1  0.15  0.11  0.49  1.0
  O  O14  1  0.21  0.13  0.07  1.0
  O  O15  1  0.24  0.0  0.5  1.0
  O  O16  1  0.41  0.82  0.98  1.0
  O  O17  1  0.48  0.83  0.33  1.0
  O  O18  1  0.61  0.49  0.87  1.0
  O  O19  1  0.62  0.5  0.89  1.0
  O  O20  1  0.65  0.93  0.1  1.0
  O  O21  1  0.68  0.48  0.43  1.0
  O  O22  1  0.87  0.76  0.92  1.0
  O  O23  1  0.9  0.79  0.95  1.0
  O  O24  1  0.96  0.28  1.0  1.0
  O  O25  1  0.99  0.35  0.85  1.0

Sr Sr Sr Sr Al Al Co Co Cu Cu Cu Cu O O O O O O O O O O O O O O