data_Er2Pt2O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.24
_cell_length_b   7.24
_cell_length_c   7.24
_cell_angle_alpha   60.0
_cell_angle_beta   60.0
_cell_angle_gamma   60.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Er2Pt2O7
_chemical_formula_sum   'Er4 Pt4 O14'
_cell_volume   268.18
_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
  Er  Er0  1  0.84  0.28  0.84  1.0
  Er  Er1  1  0.28  0.28  0.28  1.0
  Er  Er2  1  0.84  0.84  0.28  1.0
  Er  Er3  1  0.28  0.84  0.84  1.0
  Pt  Pt4  1  0.4  0.84  0.84  1.0
  Pt  Pt5  1  0.4  0.4  0.4  1.0
  Pt  Pt6  1  0.84  0.84  0.4  1.0
  Pt  Pt7  1  0.84  0.4  0.84  1.0
  O  O8  1  0.89  0.12  0.12  1.0
  O  O9  1  0.68  0.91  0.68  1.0
  O  O10  1  0.45  0.68  0.68  1.0
  O  O11  1  0.0  0.0  0.0  1.0
  O  O12  1  0.12  0.12  0.35  1.0
  O  O13  1  0.12  0.12  0.89  1.0
  O  O14  1  0.12  0.35  0.12  1.0
  O  O15  1  0.56  0.56  0.56  1.0
  O  O16  1  0.68  0.45  0.68  1.0
  O  O17  1  0.68  0.68  0.45  1.0
  O  O18  1  0.68  0.68  0.91  1.0
  O  O19  1  0.35  0.12  0.12  1.0
  O  O20  1  0.12  0.89  0.12  1.0
  O  O21  1  0.91  0.68  0.68  1.0

data_Er2Pt2O7
_symmetry_space_group_name_H-M   R3m
_cell_length_a   7.24
_cell_length_b   7.24
_cell_length_c   17.73
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   160
_chemical_formula_structural   Er2Pt2O7
_chemical_formula_sum   'Er12 Pt12 O42'
_cell_volume   804.53
_cell_formula_units_Z   6
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-y, x-y, z'
  3  '-x+y, -x, z'
  4  '-y, -x, z'
  5  '-x+y, y, z'
  6  'x, x-y, z'
  7  'x+1/3, y+2/3, z+2/3'
  8  '-y+1/3, x-y+2/3, z+2/3'
  9  '-x+y+1/3, -x+2/3, z+2/3'
  10  '-y+1/3, -x+2/3, z+2/3'
  11  '-x+y+1/3, y+2/3, z+2/3'
  12  'x+1/3, x-y+2/3, z+2/3'
  13  'x+2/3, y+1/3, z+1/3'
  14  '-y+2/3, x-y+1/3, z+1/3'
  15  '-x+y+2/3, -x+1/3, z+1/3'
  16  '-y+2/3, -x+1/3, z+1/3'
  17  '-x+y+2/3, y+1/3, z+1/3'
  18  'x+2/3, x-y+1/3, z+1/3'
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
  Er  Er0  9  0.04  0.52  0.68  1.0
  Er  Er1  3  0.0  0.0  0.72  1.0
  Pt  Pt2  9  0.19  0.37  0.97  1.0
  Pt  Pt3  3  0.0  0.0  0.6  1.0
  O  O4  9  0.08  0.15  0.81  1.0
  O  O5  9  0.08  0.15  0.25  1.0
  O  O6  9  0.15  0.08  0.4  1.0
  O  O7  9  0.15  0.08  0.96  1.0
  O  O8  3  0.0  0.0  0.0  1.0
  O  O9  3  0.0  0.0  0.44  1.0

Er Er Er Er Pt Pt Pt Pt O O O O O O O O O O O O O O
Er Er Er Er Pt Pt Pt Pt O O O O O O O O O O O O O O 0 7 o o o 1 12 o o o 1 14 o o o 1 19 o o o 1 5 o o o 2 6 o o o 3 4 o o o 4 9 o o o 4 18 o o o 6 9 o o o 6 21 o o o 7 18 o o o 7 21 o o o 8 11 + o o 9 18 o o o 9 21 o o o 10 15 o o o 11 20 o - o 11 13 o o - 12 19 o o o 12 14 o o o 14 19 o o o 15 16 o o o 15 17 o o o 18 21 o o o 