The structure described by Ba2Zn(BO2)6 crystallizes in the triclinic P-1 space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(7), two equivalent O(5), two equivalent O(6), and two equivalent O(8) atoms. In the second Ba site, Ba(2) is bonded in a 9-coordinate geometry to one O(1), one O(12), one O(2), one O(3), one O(4), one O(5), one O(6), one O(8), and one O(9) atom. Zn(1) is bonded to one O(12), one O(9), and two equivalent O(1) atoms to form edge-sharing ZnO4 tetrahedra. There are six inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(3), one O(4), and one O(9) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(10), one O(11), and one O(5) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(12), one O(2), and one O(3) atom. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(4) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(10), one O(6), and one O(7) atom. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(11), one O(7), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Ba(2), two equivalent Zn(1), and one B(4) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Ba(2), one B(3), and one B(4) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Ba(2), one B(1), and one B(3) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Ba(2), one B(1), and one B(4) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Ba(2), two equivalent Ba(1), and one B(2) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Ba(2), two equivalent Ba(1), and one B(5) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Ba(1), one B(5), and one B(6) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Ba(2), two equivalent Ba(1), and one B(6) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one Ba(2), one Zn(1), and one B(1) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Ba(1), one B(2), and one B(5) atom. In the eleventh O site, O(11) is bonded in a bent 120 degrees geometry to one Ba(1), one B(2), and one B(6) atom. In the twelfth O site, O(12) is bonded in a 2-coordinate geometry to one Ba(2), one Zn(1), and one B(3) atom. is represented by the CIF card [CIF]
data_Ba2Zn(BO2)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.233
_cell_length_b   7.274
_cell_length_c   12.293
_cell_angle_alpha   96.034
_cell_angle_beta   94.392
_cell_angle_gamma   119.726
_symmetry_Int_Tables_number   1
_cell_volume   552.319
_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
  Ba  Ba0  1  0.345  0.681  0.050  1.0
  Ba  Ba1  1  0.264  0.583  0.714  1.0
  Ba  Ba2  1  0.655  0.319  0.950  1.0
  Ba  Ba3  1  0.736  0.417  0.286  1.0
  Zn  Zn4  1  0.889  0.860  0.584  1.0
  Zn  Zn5  1  0.111  0.140  0.416  1.0
  B  B6  1  0.747  0.427  0.623  1.0
  B  B7  1  0.250  0.080  0.124  1.0
  B  B8  1  0.379  0.952  0.368  1.0
  B  B9  1  0.365  0.174  0.618  1.0
  B  B10  1  0.621  0.048  0.632  1.0
  B  B11  1  0.253  0.573  0.377  1.0
  B  B12  1  0.997  0.217  0.130  1.0
  B  B13  1  0.137  0.171  0.871  1.0
  B  B14  1  0.863  0.829  0.129  1.0
  B  B15  1  0.750  0.920  0.876  1.0
  B  B16  1  0.003  0.783  0.870  1.0
  B  B17  1  0.635  0.826  0.382  1.0
  O  O18  1  0.162  0.137  0.592  1.0
  O  O19  1  0.410  0.013  0.633  1.0
  O  O20  1  0.213  0.742  0.367  1.0
  O  O21  1  0.464  0.615  0.374  1.0
  O  O22  1  0.446  0.109  0.118  1.0
  O  O23  1  0.787  0.258  0.633  1.0
  O  O24  1  0.038  0.621  0.875  1.0
  O  O25  1  0.832  0.007  0.136  1.0
  O  O26  1  0.590  0.987  0.367  1.0
  O  O27  1  0.554  0.891  0.882  1.0
  O  O28  1  0.838  0.863  0.408  1.0
  O  O29  1  0.168  0.993  0.864  1.0
  O  O30  1  0.696  0.632  0.127  1.0
  O  O31  1  0.911  0.616  0.609  1.0
  O  O32  1  0.206  0.249  0.128  1.0
  O  O33  1  0.074  0.871  0.124  1.0
  O  O34  1  0.304  0.368  0.873  1.0
  O  O35  1  0.354  0.123  0.372  1.0
  O  O36  1  0.926  0.129  0.876  1.0
  O  O37  1  0.089  0.384  0.391  1.0
  O  O38  1  0.962  0.379  0.125  1.0
  O  O39  1  0.536  0.385  0.626  1.0
  O  O40  1  0.794  0.751  0.872  1.0
  O  O41  1  0.646  0.877  0.628  1.0
[/CIF]
.
The structure described by Ba2Zn(BO2)6 crystallizes in the triclinic P-1 space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 9-coordinate geometry to one O(10), one O(11), one O(7), two equivalent O(5), two equivalent O(6), and two equivalent O(8) atoms. In the second Ba site, Ba(2) is bonded in a 9-coordinate geometry to one O(1), one O(12), one O(2), one O(3), one O(4), one O(5), one O(6), one O(8), and one O(9) atom. Zn(1) is bonded to one O(12), one O(9), and two equivalent O(1) atoms to form edge-sharing ZnO4 tetrahedra. There are six inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(3), one O(4), and one O(9) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(10), one O(11), and one O(5) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(12), one O(2), and one O(3) atom. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(4) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(10), one O(6), and one O(7) atom. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(11), one O(7), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Ba(2), two equivalent Zn(1), and one B(4) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Ba(2), one B(3), and one B(4) atom. In the third O site, O(3) is bonded in a bent 120 degrees geometry to one Ba(2), one B(1), and one B(3) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Ba(2), one B(1), and one B(4) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Ba(2), two equivalent Ba(1), and one B(2) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Ba(2), two equivalent Ba(1), and one B(5) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Ba(1), one B(5), and one B(6) atom. In the eighth O site, O(8) is bonded in a distorted single-bond geometry to one Ba(2), two equivalent Ba(1), and one B(6) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one Ba(2), one Zn(1), and one B(1) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one Ba(1), one B(2), and one B(5) atom. In the eleventh O site, O(11) is bonded in a bent 120 degrees geometry to one Ba(1), one B(2), and one B(6) atom. In the twelfth O site, O(12) is bonded in a 2-coordinate geometry to one Ba(2), one Zn(1), and one B(3) atom. is represented by the CIF card [CIF]
data_Ba2Zn(BO2)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.233
_cell_length_b   7.274
_cell_length_c   12.293
_cell_angle_alpha   96.034
_cell_angle_beta   94.392
_cell_angle_gamma   119.726
_symmetry_Int_Tables_number   1
_cell_volume   552.319
_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
  Ba  Ba0  1  0.345  0.681  0.050  1.0
  Ba  Ba1  1  0.264  0.583  0.714  1.0
  Ba  Ba2  1  0.655  0.319  0.950  1.0
  Ba  Ba3  1  0.736  0.417  0.286  1.0
  Zn  Zn4  1  0.889  0.860  0.584  1.0
  Zn  Zn5  1  0.111  0.140  0.416  1.0
  B  B6  1  0.747  0.427  0.623  1.0
  B  B7  1  0.250  0.080  0.124  1.0
  B  B8  1  0.379  0.952  0.368  1.0
  B  B9  1  0.365  0.174  0.618  1.0
  B  B10  1  0.621  0.048  0.632  1.0
  B  B11  1  0.253  0.573  0.377  1.0
  B  B12  1  0.997  0.217  0.130  1.0
  B  B13  1  0.137  0.171  0.871  1.0
  B  B14  1  0.863  0.829  0.129  1.0
  B  B15  1  0.750  0.920  0.876  1.0
  B  B16  1  0.003  0.783  0.870  1.0
  B  B17  1  0.635  0.826  0.382  1.0
  O  O18  1  0.162  0.137  0.592  1.0
  O  O19  1  0.410  0.013  0.633  1.0
  O  O20  1  0.213  0.742  0.367  1.0
  O  O21  1  0.464  0.615  0.374  1.0
  O  O22  1  0.446  0.109  0.118  1.0
  O  O23  1  0.787  0.258  0.633  1.0
  O  O24  1  0.038  0.621  0.875  1.0
  O  O25  1  0.832  0.007  0.136  1.0
  O  O26  1  0.590  0.987  0.367  1.0
  O  O27  1  0.554  0.891  0.882  1.0
  O  O28  1  0.838  0.863  0.408  1.0
  O  O29  1  0.168  0.993  0.864  1.0
  O  O30  1  0.696  0.632  0.127  1.0
  O  O31  1  0.911  0.616  0.609  1.0
  O  O32  1  0.206  0.249  0.128  1.0
  O  O33  1  0.074  0.871  0.124  1.0
  O  O34  1  0.304  0.368  0.873  1.0
  O  O35  1  0.354  0.123  0.372  1.0
  O  O36  1  0.926  0.129  0.876  1.0
  O  O37  1  0.089  0.384  0.391  1.0
  O  O38  1  0.962  0.379  0.125  1.0
  O  O39  1  0.536  0.385  0.626  1.0
  O  O40  1  0.794  0.751  0.872  1.0
  O  O41  1  0.646  0.877  0.628  1.0
[/CIF]
.