data_LaGaSi2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.48
_cell_length_b   5.48
_cell_length_c   5.48
_cell_angle_alpha   134.14
_cell_angle_beta   134.14
_cell_angle_gamma   66.87
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LaGaSi2
_chemical_formula_sum   'La1 Ga1 Si2'
_cell_volume   83.47
_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
  La  La1  1  0.0  0.0  0.57  1.0
  Ga  Ga0  1  0.0  0.0  0.0  1.0
  Si  Si2  1  0.0  0.14  0.29  1.0
  Si  Si3  1  0.14  0.0  0.29  1.0

data_LaGaSi2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   6.04
_cell_length_b   6.04
_cell_length_c   5.48
_cell_angle_alpha   90.0
_cell_angle_beta   123.43
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   LaGaSi2
_chemical_formula_sum   'La2 Ga2 Si4'
_cell_volume   166.93
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  La  La0  2  0.43  0.0  0.43  1.0
  Ga  Ga1  2  0.0  0.0  0.0  1.0
  Si  Si2  4  0.28  0.43  0.85  1.0

La Ga Si Si