# generated using pymatgen
data_Mg7Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.44261400
_cell_length_b   6.22108629
_cell_length_c   13.17636452
_cell_angle_alpha   87.02191328
_cell_angle_beta   85.19262868
_cell_angle_gamma   88.59915878
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg7Si4
_chemical_formula_sum   'Mg14 Si8'
_cell_volume   443.87776613
_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  0.90394500  0.84690000  0.19352600  1.0
  Mg  Mg1  1  0.70058600  0.34752300  0.23997400  1.0
  Mg  Mg2  1  0.10543000  0.14911400  0.37745400  1.0
  Mg  Mg3  1  0.25403400  0.62194900  0.35612200  1.0
  Mg  Mg4  1  0.97925600  0.43651400  0.00495300  1.0
  Mg  Mg5  1  0.49218100  0.24161100  0.53797500  1.0
  Mg  Mg6  1  0.89808500  0.67542100  0.77213100  1.0
  Mg  Mg7  1  0.47382400  0.72007100  0.59304900  1.0
  Mg  Mg8  1  0.44703700  0.66165400  0.08181200  1.0
  Mg  Mg9  1  0.51083400  0.16758300  0.03096700  1.0
  Mg  Mg10  1  0.01759500  0.94015100  0.95724400  1.0
  Mg  Mg11  1  0.76935300  0.19274000  0.76816300  1.0
  Mg  Mg12  1  0.96515500  0.94564900  0.57310300  1.0
  Mg  Mg13  1  0.98460400  0.45473900  0.56519500  1.0
  Si  Si14  1  0.51028500  0.87328300  0.88507300  1.0
  Si  Si15  1  0.40195000  0.96977000  0.22342200  1.0
  Si  Si16  1  0.20911400  0.32492800  0.19008100  1.0
  Si  Si17  1  0.27894500  0.38010900  0.73149400  1.0
  Si  Si18  1  0.47867400  0.48805500  0.88022900  1.0
  Si  Si19  1  0.62400300  0.97573300  0.38555100  1.0
  Si  Si20  1  0.73626500  0.60133300  0.40310100  1.0
  Si  Si21  1  0.26243500  0.99256500  0.74569300  1.0