data_LiMgSi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.77
_cell_length_b   4.77
_cell_length_c   4.77
_cell_angle_alpha   141.94
_cell_angle_beta   129.15
_cell_angle_gamma   65.25
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LiMgSi
_chemical_formula_sum   'Li1 Mg1 Si1'
_cell_volume   51.04
_cell_formula_units_Z   1
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
  Li  Li0  1  0.0  0.0  1.0  1.0
  Mg  Mg1  1  0.0  0.0  0.4  1.0
  Si  Si2  1  0.0  0.0  0.66  1.0

data_LiMgSi
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.11
_cell_length_b   4.09
_cell_length_c   4.77
_cell_angle_alpha   115.43
_cell_angle_beta   109.03
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LiMgSi
_chemical_formula_sum   'Li1 Mg1 Si1'
_cell_volume   51.04
_cell_formula_units_Z   1
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
  Li  Li0  1  0.0  1.0  1.0  1.0
  Mg  Mg1  1  0.0  0.4  0.4  1.0
  Si  Si2  1  0.0  0.66  0.66  1.0

Li Mg Si