The crystal structure described by Li3Eu2(BO3)3 crystallizes in the monoclinic P2_1 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded in a 4-coordinate geometry to one O(1), one O(3), one O(6), and one O(9) atom. In the second Li site, Li(2) is bonded in a distorted T-shaped geometry to one O(1), one O(5), and one O(9) atom. In the third Li site, Li(3) is bonded in a trigonal planar geometry to one O(5), one O(7), and one O(9) atom. There are two inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 5-coordinate geometry to one O(2), one O(3), one O(5), one O(7), and one O(8) atom. In the second Eu site, Eu(2) is bonded in a distorted trigonal bipyramidal geometry to one O(1), one O(3), one O(6), one O(7), and one O(8) atom. There are three inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(2), one O(4), and one O(9) atom. There are nine inequivalent O sites. In the first O site, O(9) is bonded to one Li(1), one Li(2), one Li(3), and one B(3) atom to form distorted corner-sharing OLi3B tetrahedra. In the second O site, O(1) is bonded in a 4-coordinate geometry to one Li(1), one Li(2), one Eu(2), and one B(1) atom. In the third O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Eu(1), one B(1), and one B(3) atom. In the fourth O site, O(3) is bonded in a 4-coordinate geometry to one Li(1), one Eu(1), one Eu(2), and one B(1) atom. In the fifth O site, O(4) is bonded in a bent 120 degrees geometry to one B(2) and one B(3) atom. In the sixth O site, O(5) is bonded to one Li(2), one Li(3), one Eu(1), and one B(2) atom to form distorted corner-sharing OLi2EuB tetrahedra. In the seventh O site, O(6) is bonded in a distorted trigonal planar geometry to one Li(1), one Eu(2), and one B(2) atom. In the eighth O site, O(7) is bonded in a trigonal planar geometry to one Li(3), one Eu(1), and one Eu(2) atom. In the ninth O site, O(8) is bonded in a bent 150 degrees geometry to one Eu(1) and one Eu(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li3Eu2(BO3)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.575
_cell_length_b   10.409
_cell_length_c   6.539
_cell_angle_alpha   90.000
_cell_angle_beta   110.139
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   484.088
_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
  Li  Li0  1  0.439  0.808  0.324  1.0
  Li  Li1  1  0.561  0.308  0.676  1.0
  Li  Li2  1  0.729  0.797  0.149  1.0
  Li  Li3  1  0.271  0.297  0.851  1.0
  Li  Li4  1  0.781  0.917  0.674  1.0
  Li  Li5  1  0.219  0.417  0.326  1.0
  Eu  Eu6  1  0.989  0.614  0.891  1.0
  Eu  Eu7  1  0.011  0.114  0.109  1.0
  Eu  Eu8  1  0.750  0.454  0.275  1.0
  Eu  Eu9  1  0.250  0.954  0.725  1.0
  B  B10  1  0.399  0.660  0.042  1.0
  B  B11  1  0.601  0.160  0.958  1.0
  B  B12  1  0.565  0.722  0.726  1.0
  B  B13  1  0.435  0.222  0.274  1.0
  B  B14  1  0.611  0.013  0.255  1.0
  B  B15  1  0.389  0.513  0.745  1.0
  O  O16  1  0.575  0.652  0.192  1.0
  O  O17  1  0.425  0.152  0.808  1.0
  O  O18  1  0.320  0.547  0.912  1.0
  O  O19  1  0.680  0.047  0.088  1.0
  O  O20  1  0.281  0.763  0.010  1.0
  O  O21  1  0.719  0.263  0.990  1.0
  O  O22  1  0.536  0.586  0.723  1.0
  O  O23  1  0.464  0.086  0.277  1.0
  O  O24  1  0.742  0.767  0.845  1.0
  O  O25  1  0.258  0.267  0.155  1.0
  O  O26  1  0.421  0.798  0.609  1.0
  O  O27  1  0.579  0.298  0.391  1.0
  O  O28  1  0.994  0.511  0.178  1.0
  O  O29  1  0.006  0.011  0.822  1.0
  O  O30  1  0.909  0.493  0.610  1.0
  O  O31  1  0.091  0.993  0.390  1.0
  O  O32  1  0.671  0.904  0.364  1.0
  O  O33  1  0.329  0.404  0.636  1.0
[/CIF]
.
The crystal structure described by Li3Eu2(BO3)3 crystallizes in the monoclinic P2_1 space group. There are three inequivalent Li sites. In the first Li site, Li(1) is bonded in a 4-coordinate geometry to one O(1), one O(3), one O(6), and one O(9) atom. In the second Li site, Li(2) is bonded in a distorted T-shaped geometry to one O(1), one O(5), and one O(9) atom. In the third Li site, Li(3) is bonded in a trigonal planar geometry to one O(5), one O(7), and one O(9) atom. There are two inequivalent Eu sites. In the first Eu site, Eu(1) is bonded in a 5-coordinate geometry to one O(2), one O(3), one O(5), one O(7), and one O(8) atom. In the second Eu site, Eu(2) is bonded in a distorted trigonal bipyramidal geometry to one O(1), one O(3), one O(6), one O(7), and one O(8) atom. There are three inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(1), one O(2), and one O(3) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(6) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(2), one O(4), and one O(9) atom. There are nine inequivalent O sites. In the first O site, O(9) is bonded to one Li(1), one Li(2), one Li(3), and one B(3) atom to form distorted corner-sharing OLi3B tetrahedra. In the second O site, O(1) is bonded in a 4-coordinate geometry to one Li(1), one Li(2), one Eu(2), and one B(1) atom. In the third O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Eu(1), one B(1), and one B(3) atom. In the fourth O site, O(3) is bonded in a 4-coordinate geometry to one Li(1), one Eu(1), one Eu(2), and one B(1) atom. In the fifth O site, O(4) is bonded in a bent 120 degrees geometry to one B(2) and one B(3) atom. In the sixth O site, O(5) is bonded to one Li(2), one Li(3), one Eu(1), and one B(2) atom to form distorted corner-sharing OLi2EuB tetrahedra. In the seventh O site, O(6) is bonded in a distorted trigonal planar geometry to one Li(1), one Eu(2), and one B(2) atom. In the eighth O site, O(7) is bonded in a trigonal planar geometry to one Li(3), one Eu(1), and one Eu(2) atom. In the ninth O site, O(8) is bonded in a bent 150 degrees geometry to one Eu(1) and one Eu(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Li3Eu2(BO3)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.575
_cell_length_b   10.409
_cell_length_c   6.539
_cell_angle_alpha   90.000
_cell_angle_beta   110.139
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   484.088
_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
  Li  Li0  1  0.439  0.808  0.324  1.0
  Li  Li1  1  0.561  0.308  0.676  1.0
  Li  Li2  1  0.729  0.797  0.149  1.0
  Li  Li3  1  0.271  0.297  0.851  1.0
  Li  Li4  1  0.781  0.917  0.674  1.0
  Li  Li5  1  0.219  0.417  0.326  1.0
  Eu  Eu6  1  0.989  0.614  0.891  1.0
  Eu  Eu7  1  0.011  0.114  0.109  1.0
  Eu  Eu8  1  0.750  0.454  0.275  1.0
  Eu  Eu9  1  0.250  0.954  0.725  1.0
  B  B10  1  0.399  0.660  0.042  1.0
  B  B11  1  0.601  0.160  0.958  1.0
  B  B12  1  0.565  0.722  0.726  1.0
  B  B13  1  0.435  0.222  0.274  1.0
  B  B14  1  0.611  0.013  0.255  1.0
  B  B15  1  0.389  0.513  0.745  1.0
  O  O16  1  0.575  0.652  0.192  1.0
  O  O17  1  0.425  0.152  0.808  1.0
  O  O18  1  0.320  0.547  0.912  1.0
  O  O19  1  0.680  0.047  0.088  1.0
  O  O20  1  0.281  0.763  0.010  1.0
  O  O21  1  0.719  0.263  0.990  1.0
  O  O22  1  0.536  0.586  0.723  1.0
  O  O23  1  0.464  0.086  0.277  1.0
  O  O24  1  0.742  0.767  0.845  1.0
  O  O25  1  0.258  0.267  0.155  1.0
  O  O26  1  0.421  0.798  0.609  1.0
  O  O27  1  0.579  0.298  0.391  1.0
  O  O28  1  0.994  0.511  0.178  1.0
  O  O29  1  0.006  0.011  0.822  1.0
  O  O30  1  0.909  0.493  0.610  1.0
  O  O31  1  0.091  0.993  0.390  1.0
  O  O32  1  0.671  0.904  0.364  1.0
  O  O33  1  0.329  0.404  0.636  1.0
[/CIF]
.