data_Be2Tc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.7
_cell_length_b   6.7
_cell_length_c   3.94
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   157.48
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Be2Tc
_chemical_formula_sum   'Be4 Tc2'
_cell_volume   67.78
_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
  Be  Be0  1  0.31  0.75  0.95  1.0
  Be  Be1  1  0.31  0.14  0.95  1.0
  Be  Be2  1  0.31  0.86  0.98  1.0
  Be  Be3  1  0.31  0.25  0.98  1.0
  Tc  Tc4  1  0.31  0.79  0.95  1.0
  Tc  Tc5  1  0.31  0.21  0.98  1.0

data_Be2Tc
_symmetry_space_group_name_H-M   P-1
_cell_length_a   2.62
_cell_length_b   3.94
_cell_length_c   6.7
_cell_angle_alpha   90.0
_cell_angle_beta   101.26
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Be2Tc
_chemical_formula_sum   'Be4 Tc2'
_cell_volume   67.78
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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  2  0.14  0.02  0.64  1.0
  Be  Be1  2  0.25  0.98  0.75  1.0
  Tc  Tc2  2  0.21  0.98  0.71  1.0

Be Be Be Be Tc Tc