data_SrVSi2O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.72
_cell_length_b   7.72
_cell_length_c   7.04
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   139.7
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrVSi2O7
_chemical_formula_sum   'Sr2 V2 Si4 O14'
_cell_volume   271.56
_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  Sr18  1  0.66  0.04  0.76  1.0
  Sr  Sr19  1  0.66  0.96  0.28  1.0
  V  V20  1  0.66  0.44  0.28  1.0
  V  V21  1  0.66  0.56  0.76  1.0
  Si  Si14  1  0.66  0.66  0.35  1.0
  Si  Si15  1  0.66  0.66  0.17  1.0
  Si  Si16  1  0.66  0.34  0.88  1.0
  Si  Si17  1  0.66  0.34  0.69  1.0
  O  O0  1  0.0  0.0  0.52  1.0
  O  O1  1  0.0  0.0  0.0  1.0
  O  O2  1  0.66  0.91  0.76  1.0
  O  O3  1  0.66  0.21  0.76  1.0
  O  O4  1  0.35  0.75  0.61  1.0
  O  O5  1  0.97  0.75  0.61  1.0
  O  O6  1  0.35  0.75  0.96  1.0
  O  O7  1  0.97  0.75  0.96  1.0
  O  O8  1  0.35  0.25  0.09  1.0
  O  O9  1  0.97  0.25  0.09  1.0
  O  O10  1  0.35  0.25  0.44  1.0
  O  O11  1  0.97  0.25  0.44  1.0
  O  O12  1  0.66  0.79  0.28  1.0
  O  O13  1  0.66  0.09  0.28  1.0

data_SrVSi2O7
_symmetry_space_group_name_H-M   P1
_cell_length_a   5.32
_cell_length_b   7.04
_cell_length_c   7.72
_cell_angle_alpha   90.0
_cell_angle_beta   110.15
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrVSi2O7
_chemical_formula_sum   'Sr2 V2 Si4 O14'
_cell_volume   271.56
_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  0.04  0.24  0.38  1.0
  Sr  Sr1  1  0.96  0.72  0.3  1.0
  V  V2  1  0.44  0.72  0.78  1.0
  V  V3  1  0.56  0.24  0.9  1.0
  Si  Si4  1  0.34  0.12  0.68  1.0
  Si  Si5  1  0.34  0.31  0.68  1.0
  Si  Si6  1  0.66  0.65  1.0  1.0
  Si  Si7  1  0.66  0.83  1.0  1.0
  O  O8  1  0.0  0.0  0.0  1.0
  O  O9  1  0.0  0.48  0.0  1.0
  O  O10  1  0.09  0.72  0.43  1.0
  O  O11  1  0.21  0.24  0.55  1.0
  O  O12  1  0.25  0.56  0.28  1.0
  O  O13  1  0.25  0.56  0.9  1.0
  O  O14  1  0.25  0.91  0.28  1.0
  O  O15  1  0.25  0.91  0.9  1.0
  O  O16  1  0.75  0.04  0.4  1.0
  O  O17  1  0.75  0.04  0.78  1.0
  O  O18  1  0.75  0.39  0.4  1.0
  O  O19  1  0.75  0.39  0.78  1.0
  O  O20  1  0.79  0.72  0.13  1.0
  O  O21  1  0.91  0.24  0.25  1.0

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