# generated using pymatgen
data_Mg4Si7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.40122000
_cell_length_b   6.80478971
_cell_length_c   13.59869869
_cell_angle_alpha   94.14692368
_cell_angle_beta   91.60644069
_cell_angle_gamma   93.17249505
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg4Si7
_chemical_formula_sum   'Mg8 Si14'
_cell_volume   405.37381393
_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  0.72163600  0.90585500  0.10111500  1.0
  Mg  Mg1  1  0.79389100  0.67691700  0.51611500  1.0
  Mg  Mg2  1  0.26820100  0.97002000  0.66997000  1.0
  Mg  Mg3  1  0.24340800  0.47527000  0.33899100  1.0
  Mg  Mg4  1  0.68057100  0.44097300  0.15457000  1.0
  Mg  Mg5  1  0.25294700  0.33389500  0.83601900  1.0
  Mg  Mg6  1  0.25646100  0.36018800  0.56013900  1.0
  Mg  Mg7  1  0.27814800  0.96156900  0.41211200  1.0
  Si  Si8  1  0.67643100  0.58978700  0.94432000  1.0
  Si  Si9  1  0.72768300  0.23781200  0.97001600  1.0
  Si  Si10  1  0.23141300  0.09057200  0.02212300  1.0
  Si  Si11  1  0.19228200  0.72104300  0.00598700  1.0
  Si  Si12  1  0.73531400  0.30654700  0.43284900  1.0
  Si  Si13  1  0.78967100  0.06327200  0.55165300  1.0
  Si  Si14  1  0.79182600  0.05036100  0.81521000  1.0
  Si  Si15  1  0.25857800  0.11577900  0.20055900  1.0
  Si  Si16  1  0.76274400  0.75126000  0.30549000  1.0
  Si  Si17  1  0.59509800  0.70925400  0.78217300  1.0
  Si  Si18  1  0.04188500  0.60116000  0.70712000  1.0
  Si  Si19  1  0.21173000  0.73806500  0.19237200  1.0
  Si  Si20  1  0.76956100  0.11141100  0.28386600  1.0
  Si  Si21  1  0.71681000  0.28534200  0.69363200  1.0