data_Y2BeTc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.81
_cell_length_b   5.81
_cell_length_c   5.81
_cell_angle_alpha   144.4
_cell_angle_beta   133.65
_cell_angle_gamma   59.77
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Y2BeTc
_chemical_formula_sum   'Y2 Be1 Tc1'
_cell_volume   81.84
_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
  Y  Y2  1  0.0  0.0  0.96  1.0
  Y  Y3  1  0.78  0.0  0.75  1.0
  Be  Be0  1  0.0  0.0  0.5  1.0
  Tc  Tc1  1  0.0  0.29  0.93  1.0

data_Y2BeTc
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.55
_cell_length_b   4.57
_cell_length_c   5.81
_cell_angle_alpha   113.17
_cell_angle_beta   107.8
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Y2BeTc
_chemical_formula_sum   'Y2 Be1 Tc1'
_cell_volume   81.84
_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
  Y  Y0  1  0.0  0.75  0.97  1.0
  Y  Y1  1  0.0  0.96  0.96  1.0
  Be  Be2  1  0.0  0.5  0.5  1.0
  Tc  Tc3  1  0.71  0.65  0.65  1.0

Y Y Be Tc
Y Y Be Tc 0 1 - o o 0 3 o o o 1 3 + o o 2 3 o o o 