# generated using pymatgen
data_Mg7Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.17251600
_cell_length_b   6.20627011
_cell_length_c   14.41534344
_cell_angle_alpha   83.91090642
_cell_angle_beta   80.07104570
_cell_angle_gamma   78.51225889
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg7Si4
_chemical_formula_sum   'Mg14 Si8'
_cell_volume   445.46403399
_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  0.36816100  0.90776600  0.90344900  1.0
  Mg  Mg1  1  0.31090500  0.51537900  0.63757100  1.0
  Mg  Mg2  1  0.90385800  0.31720600  0.52441600  1.0
  Mg  Mg3  1  0.62546200  0.07243400  0.70151200  1.0
  Mg  Mg4  1  0.31036300  0.42170500  0.85252400  1.0
  Mg  Mg5  1  0.93063000  0.80953600  0.31572100  1.0
  Mg  Mg6  1  0.89727500  0.31387500  0.29610000  1.0
  Mg  Mg7  1  0.82727200  0.79057900  0.54504200  1.0
  Mg  Mg8  1  0.87021900  0.68117500  0.00367900  1.0
  Mg  Mg9  1  0.79704000  0.19653400  0.94213300  1.0
  Mg  Mg10  1  0.25011000  0.24861500  0.07965900  1.0
  Mg  Mg11  1  0.29529600  0.75096300  0.12467200  1.0
  Mg  Mg12  1  0.41977300  0.67272000  0.42597500  1.0
  Mg  Mg13  1  0.47674600  0.16928200  0.44174700  1.0
  Si  Si14  1  0.74034200  0.96716400  0.13977600  1.0
  Si  Si15  1  0.09632800  0.13178900  0.75190700  1.0
  Si  Si16  1  0.78206500  0.48126200  0.72389300  1.0
  Si  Si17  1  0.37137100  0.43329000  0.27684300  1.0
  Si  Si18  1  0.70039800  0.36726000  0.12853000  1.0
  Si  Si19  1  0.90561100  0.77882700  0.81464200  1.0
  Si  Si20  1  0.24506300  0.95789500  0.59776600  1.0
  Si  Si21  1  0.37561700  0.01465300  0.27613500  1.0