# generated using pymatgen
data_Mg7Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.45924200
_cell_length_b   6.22887693
_cell_length_c   13.65375440
_cell_angle_alpha   103.05782459
_cell_angle_beta   96.38737263
_cell_angle_gamma   89.95494617
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg7Si4
_chemical_formula_sum   'Mg14 Si8'
_cell_volume   449.33989828
_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
  Mg  Mg0  1  0.89209800  0.16451100  0.21883800  1.0
  Mg  Mg1  1  0.91467900  0.67541500  0.25460300  1.0
  Mg  Mg2  1  0.45774800  0.47189100  0.36925400  1.0
  Mg  Mg3  1  0.44617700  0.96706100  0.33777800  1.0
  Mg  Mg4  1  0.05372800  0.57773400  0.02963000  1.0
  Mg  Mg5  1  0.30335900  0.60180900  0.59109000  1.0
  Mg  Mg6  1  0.69569100  0.47602700  0.82111200  1.0
  Mg  Mg7  1  0.30010600  0.09498500  0.57436000  1.0
  Mg  Mg8  1  0.57001700  0.82742000  0.04634700  1.0
  Mg  Mg9  1  0.58627900  0.31520500  0.02282200  1.0
  Mg  Mg10  1  0.05813000  0.05476400  0.99046500  1.0
  Mg  Mg11  1  0.53937300  0.96471600  0.78625400  1.0
  Mg  Mg12  1  0.78354700  0.34811300  0.57615100  1.0
  Mg  Mg13  1  0.77691200  0.82240200  0.53051800  1.0
  Si  Si14  1  0.24534900  0.69177900  0.86388800  1.0
  Si  Si15  1  0.37087000  0.19006800  0.17499300  1.0
  Si  Si16  1  0.39743400  0.59014600  0.18518800  1.0
  Si  Si17  1  0.96743200  0.12397600  0.72138800  1.0
  Si  Si18  1  0.23814000  0.30548100  0.86240000  1.0
  Si  Si19  1  0.97723100  0.44961700  0.40984700  1.0
  Si  Si20  1  0.96816800  0.05542400  0.40389300  1.0
  Si  Si21  1  0.95746200  0.73517400  0.72545200  1.0