# generated using pymatgen
data_Mg4Si7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   15.54985366
_cell_length_b   15.54985366
_cell_length_c   6.51444075
_cell_angle_alpha   86.28254252
_cell_angle_beta   86.28254252
_cell_angle_gamma   14.58702764
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg4Si7
_chemical_formula_sum   'Mg8 Si14'
_cell_volume   395.86068013
_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  0.18602600  0.18602600  0.17299800  1.0
  Mg  Mg1  1  0.39218200  0.39218200  0.44497100  1.0
  Mg  Mg2  1  0.95901300  0.95901300  0.26877700  1.0
  Mg  Mg3  1  0.81788200  0.81788200  0.65321300  1.0
  Mg  Mg4  1  0.22584600  0.22584600  0.66100700  1.0
  Mg  Mg5  1  0.59759600  0.59759600  0.20925800  1.0
  Mg  Mg6  1  0.93371100  0.93371100  0.74633600  1.0
  Mg  Mg7  1  0.85424100  0.85424100  0.14294200  1.0
  Si  Si8  1  0.66640200  0.66640200  0.48880600  1.0
  Si  Si9  1  0.66427300  0.66427300  0.87064500  1.0
  Si  Si10  1  0.11611400  0.11611400  0.51396200  1.0
  Si  Si11  1  0.11531100  0.11531100  0.88790900  1.0
  Si  Si12  1  0.36682300  0.36682300  0.83562400  1.0
  Si  Si13  1  0.42558800  0.42558800  0.05103100  1.0
  Si  Si14  1  0.04012800  0.04012800  0.03296400  1.0
  Si  Si15  1  0.74299900  0.74299900  0.96846000  1.0
  Si  Si16  1  0.29988700  0.29988700  0.35825500  1.0
  Si  Si17  1  0.49547000  0.49547000  0.53872800  1.0
  Si  Si18  1  0.04053000  0.04053000  0.41516500  1.0
  Si  Si19  1  0.74598900  0.74598900  0.34596100  1.0
  Si  Si20  1  0.29284000  0.29284000  0.98532400  1.0
  Si  Si21  1  0.50176400  0.50176400  0.91126300  1.0