# generated using pymatgen
data_Mg7Si4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.26078300
_cell_length_b   7.03761814
_cell_length_c   15.32494815
_cell_angle_alpha   95.30098709
_cell_angle_beta   96.89607273
_cell_angle_gamma   90.22266674
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg7Si4
_chemical_formula_sum   'Mg14 Si8'
_cell_volume   454.20253809
_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  0.59100100  0.88387600  0.11895000  1.0
  Mg  Mg1  1  0.23019700  0.64617800  0.39150600  1.0
  Mg  Mg2  1  0.79566400  0.58189200  0.53578300  1.0
  Mg  Mg3  1  0.71324300  0.28917400  0.33340700  1.0
  Mg  Mg4  1  0.58946100  0.33739300  0.13390800  1.0
  Mg  Mg5  1  0.89304000  0.75454500  0.73314800  1.0
  Mg  Mg6  1  0.84227000  0.27554900  0.67301600  1.0
  Mg  Mg7  1  0.75874600  0.95925900  0.44726700  1.0
  Mg  Mg8  1  0.05415700  0.59646100  0.03761700  1.0
  Mg  Mg9  1  0.03655500  0.07769500  0.01170900  1.0
  Mg  Mg10  1  0.50762500  0.34342100  0.93070300  1.0
  Mg  Mg11  1  0.49447100  0.76663500  0.89777000  1.0
  Mg  Mg12  1  0.28120100  0.27983900  0.50197000  1.0
  Mg  Mg13  1  0.33454400  0.90358600  0.59741200  1.0
  Si  Si14  1  0.96799600  0.16176000  0.84129300  1.0
  Si  Si15  1  0.12178100  0.10900500  0.19665600  1.0
  Si  Si16  1  0.66448700  0.63146300  0.26559300  1.0
  Si  Si17  1  0.33871400  0.53650900  0.64701200  1.0
  Si  Si18  1  0.98182100  0.51333600  0.85885600  1.0
  Si  Si19  1  0.13891500  0.76538200  0.21838200  1.0
  Si  Si20  1  0.21911500  0.04574500  0.35077500  1.0
  Si  Si21  1  0.44142000  0.03770600  0.77364900  1.0