data_Sr2GaMo2O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.91
_cell_length_b   11.91
_cell_length_c   5.74
_cell_angle_alpha   103.9
_cell_angle_beta   103.9
_cell_angle_gamma   27.09
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2GaMo2O7
_chemical_formula_sum   'Sr4 Ga2 Mo4 O14'
_cell_volume   359.56
_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  0.2  0.98  0.82  1.0
  Sr  Sr1  1  0.54  0.98  0.75  1.0
  Sr  Sr2  1  0.86  0.99  0.83  1.0
  Sr  Sr3  1  0.88  0.99  0.74  1.0
  Ga  Ga4  1  0.46  0.78  0.77  1.0
  Ga  Ga5  1  0.28  0.78  0.79  1.0
  Mo  Mo6  1  0.22  0.0  0.13  1.0
  Mo  Mo7  1  0.23  0.01  0.16  1.0
  Mo  Mo8  1  0.51  0.01  0.41  1.0
  Mo  Mo9  1  0.52  0.0  0.44  1.0
  O  O10  1  0.74  0.34  0.06  1.0
  O  O11  1  0.91  0.68  0.43  1.0
  O  O12  1  0.61  0.62  0.0  1.0
  O  O13  1  0.77  0.09  0.74  1.0
  O  O14  1  0.01  0.38  0.87  1.0
  O  O15  1  0.85  0.67  0.88  1.0
  O  O16  1  0.83  0.68  0.14  1.0
  O  O17  1  0.13  0.62  0.56  1.0
  O  O18  1  0.0  0.34  0.5  1.0
  O  O19  1  0.72  0.18  0.17  1.0
  O  O20  1  0.97  0.09  0.83  1.0
  O  O21  1  0.02  0.18  0.4  1.0
  O  O22  1  0.73  0.38  0.69  1.0
  O  O23  1  0.89  0.67  0.69  1.0

data_Sr2GaMo2O7
_symmetry_space_group_name_H-M   P1
_cell_length_a   5.58
_cell_length_b   5.74
_cell_length_c   11.91
_cell_angle_alpha   103.9
_cell_angle_beta   103.55
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Sr2GaMo2O7
_chemical_formula_sum   'Sr4 Ga2 Mo4 O14'
_cell_volume   359.56
_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  0.98  0.75  0.52  1.0
  Sr  Sr1  1  0.98  0.82  0.18  1.0
  Sr  Sr2  1  0.99  0.74  0.87  1.0
  Sr  Sr3  1  0.99  0.83  0.85  1.0
  Ga  Ga4  1  0.78  0.77  0.24  1.0
  Ga  Ga5  1  0.78  0.79  0.06  1.0
  Mo  Mo6  1  0.0  0.13  0.22  1.0
  Mo  Mo7  1  0.0  0.44  0.53  1.0
  Mo  Mo8  1  0.01  0.16  0.24  1.0
  Mo  Mo9  1  0.01  0.41  0.51  1.0
  O  O10  1  0.09  0.74  0.86  1.0
  O  O11  1  0.09  0.83  0.06  1.0
  O  O12  1  0.18  0.17  0.9  1.0
  O  O13  1  0.18  0.4  0.19  1.0
  O  O14  1  0.34  0.06  0.08  1.0
  O  O15  1  0.34  0.5  0.35  1.0
  O  O16  1  0.38  0.69  0.11  1.0
  O  O17  1  0.38  0.87  0.4  1.0
  O  O18  1  0.62  0.0  0.23  1.0
  O  O19  1  0.62  0.56  0.75  1.0
  O  O20  1  0.67  0.69  0.56  1.0
  O  O21  1  0.67  0.88  0.52  1.0
  O  O22  1  0.68  0.14  0.51  1.0
  O  O23  1  0.68  0.43  0.59  1.0

Sr Sr Sr Sr Ga Ga Mo Mo Mo Mo O O O O O O O O O O O O O O
Sr Sr Sr Sr Ga Ga Mo Mo Mo Mo O O O O O O O O O O O O O O 0 5 o o o 0 20 - + o 0 4 o o o 0 6 o + + 1 8 o + o 1 23 o o o 1 15 o o o 1 9 o + o 2 13 o + o 2 3 o o o 2 17 + o o 2 19 o + + 3 13 o + o 3 17 + o o 3 19 o + + 3 20 o + o 4 12 o o + 4 22 o o o 5 20 - + o 6 7 o o o 6 21 o o o 7 21 o o o 8 9 o o o 10 19 o o o 10 20 o o - 10 21 + o o 10 12 o o o 10 22 o o - 11 23 o o o 11 16 o o o 11 17 + o o 12 22 o o - 13 19 o o + 14 18 o o o 14 15 - o o 14 16 - o + 15 16 o o + 15 23 o o o 18 21 o o o 20 22 o o o 
Sr2Mo2GaO7 crystallizes in the triclinic P1 space group. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 4-coordinate geometry to one Mo(1), one Ga(1), one Ga(2), one O(11), one O(12), one O(13), and one O(5) atom. The Sr(1)-Mo(1) bond length is 1.73 Å. The Sr(1)-Ga(1) bond length is 1.47 Å. The Sr(1)-Ga(2) bond length is 1.56 Å. The Sr(1)-O(11) bond length is 1.75 Å. The Sr(1)-O(12) bond length is 2.67 Å. The Sr(1)-O(13) bond length is 2.62 Å. The Sr(1)-O(5) bond length is 2.94 Å. In the second Sr site, Sr(2) is bonded in a 3-coordinate geometry to one Mo(4), one O(14), one O(5), one O(6), and one O(9) atom. The Sr(2)-Mo(4) bond length is 1.81 Å. The Sr(2)-O(14) bond length is 1.99 Å. The Sr(2)-O(5) bond length is 3.12 Å. The Sr(2)-O(6) bond length is 1.88 Å. The Sr(2)-O(9) bond length is 3.26 Å. In the third Sr site, Sr(3) is bonded in a 1-coordinate geometry to one O(10) and one O(4) atom. The Sr(3)-O(10) bond length is 2.09 Å. The Sr(3)-O(4) bond length is 0.77 Å. In the fourth Sr site, Sr(4) is bonded in a single-bond geometry to one O(11), one O(4), and one O(8) atom. The Sr(4)-O(11) bond length is 2.10 Å. The Sr(4)-O(4) bond length is 0.60 Å. The Sr(4)-O(8) bond length is 2.27 Å. There are four inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a distorted bent 150 degrees geometry to one Sr(1), one Mo(2), and one O(12) atom. The Mo(1)-Mo(2) bond length is 0.23 Å. The Mo(1)-O(12) bond length is 1.96 Å. In the second Mo site, Mo(2) is bonded in a distorted single-bond geometry to one Mo(1), one O(12), and one O(9) atom. The Mo(2)-O(12) bond length is 1.92 Å. The Mo(2)-O(9) bond length is 2.61 Å. In the third Mo site, Mo(3) is bonded in a distorted single-bond geometry to one Mo(4) and one O(7) atom. The Mo(3)-Mo(4) bond length is 0.20 Å. The Mo(3)-O(7) bond length is 2.39 Å. In the fourth Mo site, Mo(4) is bonded in a 3-coordinate geometry to one Sr(2), one Mo(3), and one O(2) atom. The Mo(4)-O(2) bond length is 2.12 Å. There are two inequivalent Ga sites. In the first Ga site, Ga(1) is bonded in a distorted water-like geometry to one Sr(1), one O(13), and one O(3) atom. The Ga(1)-O(13) bond length is 2.31 Å. The Ga(1)-O(3) bond length is 1.62 Å. In the second Ga site, Ga(2) is bonded in a 2-coordinate geometry to one Sr(1), one O(11), and one O(13) atom. The Ga(2)-O(11) bond length is 1.74 Å. The Ga(2)-O(13) bond length is 2.52 Å. There are fourteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one O(11) atom. The O(1)-O(11) bond length is 1.89 Å. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Mo(4), one O(14), one O(7), and one O(8) atom. The O(2)-O(14) bond length is 1.58 Å. The O(2)-O(7) bond length is 1.71 Å. The O(2)-O(8) bond length is 1.99 Å. In the third O site, O(3) is bonded in a single-bond geometry to one Ga(1) atom. In the fourth O site, O(4) is bonded in a 2-coordinate geometry to one Sr(3) and one Sr(4) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one Sr(1), one Sr(2), one O(6), and one O(9) atom. The O(5)-O(6) bond length is 1.87 Å. The O(5)-O(9) bond length is 2.05 Å. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Sr(2), one O(14), one O(5), and one O(7) atom. The O(6)-O(14) bond length is 1.36 Å. The O(6)-O(7) bond length is 1.49 Å. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one Mo(3), one O(2), and one O(6) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Sr(4) and one O(2) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Sr(2), one Mo(2), one O(12), and one O(5) atom. The O(9)-O(12) bond length is 1.82 Å. In the tenth O site, O(10) is bonded in a single-bond geometry to one Sr(3) atom. In the eleventh O site, O(11) is bonded in a 3-coordinate geometry to one Sr(1), one Sr(4), one Ga(2), one O(1), and one O(13) atom. The O(11)-O(13) bond length is 1.90 Å. In the twelfth O site, O(12) is bonded in a distorted trigonal pyramidal geometry to one Sr(1), one Mo(1), one Mo(2), and one O(9) atom. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Sr(1), one Ga(1), one Ga(2), and one O(11) atom. In the fourteenth O site, O(14) is bonded in a 3-coordinate geometry to one Sr(2), one O(2), and one O(6) atom.