data_CaCo2As
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.43
_cell_length_b   4.43
_cell_length_c   4.43
_cell_angle_alpha   123.86
_cell_angle_beta   123.86
_cell_angle_gamma   83.43
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CaCo2As
_chemical_formula_sum   'Ca1 Co2 As1'
_cell_volume   57.6
_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
  Ca  Ca1  1  0.0  0.0  0.0  1.0
  Co  Co2  1  0.09  0.0  0.65  1.0
  Co  Co3  1  0.0  0.09  0.65  1.0
  As  As0  1  0.0  0.0  0.31  1.0

data_CaCo2As
_symmetry_space_group_name_H-M   Cm
_cell_length_a   5.9
_cell_length_b   5.9
_cell_length_c   4.43
_cell_angle_alpha   90.0
_cell_angle_beta   131.72
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   CaCo2As
_chemical_formula_sum   'Ca2 Co4 As2'
_cell_volume   115.21
_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
  Ca  Ca0  2  0.0  0.0  0.0  1.0
  Co  Co1  4  0.39  0.04  0.43  1.0
  As  As2  2  0.19  0.5  0.69  1.0

Ca Co Co As