# generated using pymatgen
data_Mg7Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.39076000
_cell_length_b   6.51292916
_cell_length_c   15.55875609
_cell_angle_alpha   96.85662069
_cell_angle_beta   97.87454420
_cell_angle_gamma   90.52763053
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg7Si4
_chemical_formula_sum   'Mg14 Si8'
_cell_volume   437.43374236
_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  0.51930500  0.17844800  0.10725200  1.0
  Mg  Mg1  1  0.14509300  0.72456900  0.34697400  1.0
  Mg  Mg2  1  0.70978800  0.95802000  0.48782800  1.0
  Mg  Mg3  1  0.62003200  0.07020900  0.30085600  1.0
  Mg  Mg4  1  0.52952300  0.70192200  0.13741700  1.0
  Mg  Mg5  1  0.80591000  0.05079100  0.70458700  1.0
  Mg  Mg6  1  0.79911500  0.53291300  0.66894300  1.0
  Mg  Mg7  1  0.69686100  0.44400200  0.45762500  1.0
  Mg  Mg8  1  0.97836800  0.41022500  0.02200900  1.0
  Mg  Mg9  1  0.97253100  0.90457200  0.01262900  1.0
  Mg  Mg10  1  0.42809900  0.62540100  0.92642500  1.0
  Mg  Mg11  1  0.42284600  0.10480900  0.89114600  1.0
  Mg  Mg12  1  0.25507800  0.24413600  0.58470500  1.0
  Mg  Mg13  1  0.25087700  0.73849600  0.56921200  1.0
  Si  Si14  1  0.88512200  0.79155700  0.83784300  1.0
  Si  Si15  1  0.06292800  0.99273700  0.18853100  1.0
  Si  Si16  1  0.61442500  0.49529300  0.28331900  1.0
  Si  Si17  1  0.33873800  0.36378700  0.75764800  1.0
  Si  Si18  1  0.88672500  0.40081000  0.84226000  1.0
  Si  Si19  1  0.06499500  0.38023100  0.20255200  1.0
  Si  Si20  1  0.17323200  0.13061600  0.41450800  1.0
  Si  Si21  1  0.34036100  0.75643900  0.75209900  1.0