data_Be2CuTc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.12
_cell_length_b   4.12
_cell_length_c   4.66
_cell_angle_alpha   99.95
_cell_angle_beta   99.95
_cell_angle_gamma   35.29
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Be2CuTc
_chemical_formula_sum   'Be2 Cu1 Tc1'
_cell_volume   45.05
_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
  Be  Be0  1  0.62  0.0  0.22  1.0
  Be  Be1  1  0.4  0.0  0.37  1.0
  Cu  Cu2  1  0.0  0.0  0.0  1.0
  Tc  Tc3  1  0.51  0.0  0.29  1.0

data_Be2CuTc
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.5
_cell_length_b   4.12
_cell_length_c   4.66
_cell_angle_alpha   99.95
_cell_angle_beta   90.0
_cell_angle_gamma   107.65
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Be2CuTc
_chemical_formula_sum   'Be2 Cu1 Tc1'
_cell_volume   45.05
_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
  Be  Be0  1  0.0  0.38  0.78  1.0
  Be  Be1  1  0.0  0.6  0.63  1.0
  Cu  Cu2  1  0.0  0.0  0.0  1.0
  Tc  Tc3  1  0.0  0.49  0.71  1.0

Be Be Cu Tc