data_[Mg4Tc4B8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Tc  1.9000  1.3500  0.7417
  B  2.0400  0.8500  0.4100
]
_symmetry_space_group_name_H-M [I4_1/amd]
_cell_length_a [3.6979]
_cell_length_b [3.6979]
_cell_length_c [15.4600]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [141]
_chemical_formula_structural [MgTcB2]
_chemical_formula_sum '[Mg4 Tc4 B8]'
_cell_volume [211.4064]
_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
[
  Mg  Mg0  4  0.0000  0.0000  0.5000  1
  Tc  Tc1  4  0.0000  0.0000  0.0000  1
  B  B2  8  0.0000  0.2500  0.1250  1
]