data_Ag3C4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.25
_cell_length_b   6.25
_cell_length_c   2.65
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ag3C4
_chemical_formula_sum   'Ag3 C4'
_cell_volume   89.74
_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
  Ag  Ag0  1  0.56  0.71  0.33  1.0
  Ag  Ag1  1  0.13  0.0  0.33  1.0
  Ag  Ag2  1  0.44  0.71  0.33  1.0
  C  C3  1  0.0  0.0  0.99  1.0
  C  C4  1  0.0  0.0  0.66  1.0
  C  C5  1  0.0  0.61  0.0  1.0
  C  C6  1  0.13  0.8  0.0  1.0

data_Ag3C4
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.65
_cell_length_b   6.25
_cell_length_c   6.25
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ag3C4
_chemical_formula_sum   'Ag3 C4'
_cell_volume   89.74
_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
  Ag  Ag0  1  0.33  0.13  0.0  1.0
  Ag  Ag1  1  0.33  0.44  0.71  1.0
  Ag  Ag2  1  0.33  0.56  0.71  1.0
  C  C3  1  0.0  0.0  0.61  1.0
  C  C4  1  0.0  0.13  0.8  1.0
  C  C5  1  0.66  0.0  0.0  1.0
  C  C6  1  0.99  0.0  0.0  1.0

Ag Ag Ag C C C C
Ag Ag Ag C C C C 0 2 o o o 1 3 o o - 1 4 o o o 3 4 o o o 5 6 o o o 