data_SrLa2Be
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.03
_cell_length_b   5.03
_cell_length_c   4.96
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrLa2Be
_chemical_formula_sum   'Sr1 La2 Be1'
_cell_volume   125.61
_cell_formula_units_Z   1
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  Sr3  1  0.52  0.52  0.0  1.0
  La  La1  1  0.0  0.52  0.48  1.0
  La  La2  1  0.52  0.0  0.48  1.0
  Be  Be0  1  0.0  0.0  0.0  1.0

data_SrLa2Be
_symmetry_space_group_name_H-M   Cm
_cell_length_a   7.11
_cell_length_b   7.11
_cell_length_c   4.96
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   SrLa2Be
_chemical_formula_sum   'Sr2 La4 Be2'
_cell_volume   251.22
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  2  0.02  0.5  0.0  1.0
  La  La1  4  0.26  0.26  0.48  1.0
  Be  Be2  2  0.0  0.0  0.0  1.0

Sr La La Be
SrBeLa2 crystallizes in the monoclinic Cm space group. Sr(1) is bonded to four equivalent Be(1) and eight equivalent La(1) atoms to form distorted SrLa8Be4 cuboctahedra that share corners with twelve equivalent Sr(1)La8Be4 cuboctahedra, edges with eight equivalent Be(1)Sr4La8 cuboctahedra, edges with sixteen equivalent La(1)Sr4La4Be4 cuboctahedra, faces with four equivalent Be(1)Sr4La8 cuboctahedra, faces with six equivalent Sr(1)La8Be4 cuboctahedra, and faces with eight equivalent La(1)Sr4La4Be4 cuboctahedra. There are a spread of Sr(1)-Be(1) bond distances ranging from 3.45-3.66 Å. There are a spread of Sr(1)-La(1) bond distances ranging from 3.42-3.65 Å. Be(1) is bonded to four equivalent Sr(1) and eight equivalent La(1) atoms to form distorted BeSr4La8 cuboctahedra that share corners with twelve equivalent Be(1)Sr4La8 cuboctahedra, edges with eight equivalent Sr(1)La8Be4 cuboctahedra, edges with sixteen equivalent La(1)Sr4La4Be4 cuboctahedra, faces with four equivalent Sr(1)La8Be4 cuboctahedra, faces with six equivalent Be(1)Sr4La8 cuboctahedra, and faces with eight equivalent La(1)Sr4La4Be4 cuboctahedra. There are a spread of Be(1)-La(1) bond distances ranging from 3.42-3.65 Å. La(1) is bonded to four equivalent Sr(1), four equivalent Be(1), and four equivalent La(1) atoms to form distorted LaSr4La4Be4 cuboctahedra that share corners with twelve equivalent La(1)Sr4La4Be4 cuboctahedra, edges with eight equivalent Sr(1)La8Be4 cuboctahedra, edges with eight equivalent Be(1)Sr4La8 cuboctahedra, edges with eight equivalent La(1)Sr4La4Be4 cuboctahedra, faces with four equivalent Sr(1)La8Be4 cuboctahedra, faces with four equivalent Be(1)Sr4La8 cuboctahedra, and faces with ten equivalent La(1)Sr4La4Be4 cuboctahedra. There are a spread of La(1)-La(1) bond distances ranging from 3.45-3.66 Å.