# generated using pymatgen
data_Mg7Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.88621400
_cell_length_b   6.04142572
_cell_length_c   15.02004602
_cell_angle_alpha   79.35397638
_cell_angle_beta   85.98787592
_cell_angle_gamma   87.44077548
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg7Si4
_chemical_formula_sum   'Mg14 Si8'
_cell_volume   434.45974046
_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  0.50923800  0.95024700  0.88441200  1.0
  Mg  Mg1  1  0.15125000  0.63622900  0.64373400  1.0
  Mg  Mg2  1  0.73811700  0.51426300  0.50938400  1.0
  Mg  Mg3  1  0.62900800  0.26870200  0.69896600  1.0
  Mg  Mg4  1  0.48618200  0.46929600  0.86484800  1.0
  Mg  Mg5  1  0.75152400  0.65333100  0.30054900  1.0
  Mg  Mg6  1  0.79362500  0.14280100  0.33285800  1.0
  Mg  Mg7  1  0.71090300  0.99715600  0.54232900  1.0
  Mg  Mg8  1  0.97573400  0.63378900  0.97383500  1.0
  Mg  Mg9  1  0.96832500  0.12994500  0.97960000  1.0
  Mg  Mg10  1  0.43378000  0.29741000  0.07432100  1.0
  Mg  Mg11  1  0.47181100  0.78742800  0.10075100  1.0
  Mg  Mg12  1  0.26175600  0.30973200  0.43086200  1.0
  Mg  Mg13  1  0.24913400  0.80818200  0.43132700  1.0
  Si  Si14  1  0.90386900  0.02499800  0.16171000  1.0
  Si  Si15  1  0.09198000  0.22992100  0.79242300  1.0
  Si  Si16  1  0.61343100  0.79392700  0.71847500  1.0
  Si  Si17  1  0.31759800  0.41469600  0.24609900  1.0
  Si  Si18  1  0.89736000  0.43858100  0.15075300  1.0
  Si  Si19  1  0.05512000  0.82769900  0.79157800  1.0
  Si  Si20  1  0.16079100  0.16155500  0.62081300  1.0
  Si  Si21  1  0.32942400  0.00652000  0.25399600  1.0