The material structure described by Be is beta Np structured and crystallizes in the tetragonal P4_2/mnm space group. Be(1) is bonded in a 11-coordinate geometry to eleven equivalent Be(1) atoms. is represented by the CIF file [CIF]
data_Be
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.747
_cell_length_b   3.747
_cell_length_c   2.281
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   32.026
_cell_formula_units_Z   4
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
  Be  Be0  1  0.297  0.297  0.000  1.0
  Be  Be1  1  0.703  0.703  0.000  1.0
  Be  Be2  1  0.203  0.797  0.500  1.0
  Be  Be3  1  0.797  0.203  0.500  1.0
[/CIF]
.
The material structure described by Be is beta Np structured and crystallizes in the tetragonal P4_2/mnm space group. Be(1) is bonded in a 11-coordinate geometry to eleven equivalent Be(1) atoms. is represented by the CIF file [CIF]
data_Be
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.747
_cell_length_b   3.747
_cell_length_c   2.281
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   32.026
_cell_formula_units_Z   4
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
  Be  Be0  1  0.297  0.297  0.000  1.0
  Be  Be1  1  0.703  0.703  0.000  1.0
  Be  Be2  1  0.203  0.797  0.500  1.0
  Be  Be3  1  0.797  0.203  0.500  1.0
[/CIF]
.