# generated using pymatgen
data_Mg7Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.43585800
_cell_length_b   6.20244336
_cell_length_c   13.30976609
_cell_angle_alpha   85.90251223
_cell_angle_beta   80.04609379
_cell_angle_gamma   87.74213070
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg7Si4
_chemical_formula_sum   'Mg14 Si8'
_cell_volume   440.69498294
_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  0.99453500  0.08346400  0.18815600  1.0
  Mg  Mg1  1  0.16444800  0.58027100  0.24443000  1.0
  Mg  Mg2  1  0.69400500  0.77315400  0.37701400  1.0
  Mg  Mg3  1  0.56200300  0.30203700  0.35022800  1.0
  Mg  Mg4  1  0.02982000  0.55728600  0.00511900  1.0
  Mg  Mg5  1  0.77129500  0.91636100  0.56840100  1.0
  Mg  Mg6  1  0.25324600  0.36757500  0.76647100  1.0
  Mg  Mg7  1  0.73660300  0.39892300  0.59899800  1.0
  Mg  Mg8  1  0.51719500  0.31401900  0.08124000  1.0
  Mg  Mg9  1  0.48459000  0.81780900  0.02996800  1.0
  Mg  Mg10  1  0.01569200  0.06674700  0.95539000  1.0
  Mg  Mg11  1  0.37025200  0.84761400  0.77212700  1.0
  Mg  Mg12  1  0.27593500  0.11885700  0.56688500  1.0
  Mg  Mg13  1  0.26187500  0.61242800  0.53865800  1.0
  Si  Si14  1  0.55140400  0.15255700  0.88483200  1.0
  Si  Si15  1  0.48414900  0.97519700  0.22317200  1.0
  Si  Si16  1  0.69513500  0.62402300  0.19005900  1.0
  Si  Si17  1  0.92108700  0.68022300  0.72909900  1.0
  Si  Si18  1  0.62341900  0.53252200  0.87885300  1.0
  Si  Si19  1  0.16791900  0.91618200  0.38335600  1.0
  Si  Si20  1  0.02659600  0.29043800  0.41536100  1.0
  Si  Si21  1  0.89886900  0.06486300  0.74847300  1.0