<|im_start|>system
Please reason step by step, and put your final answer within \boxed{}.<|im_end|>
<|im_start|>user
Given the following CIF representation:
data_Ta3Zn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.79
_cell_length_b   5.79
_cell_length_c   4.77
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ta3Zn
_chemical_formula_sum   'Ta6 Zn2'
_cell_volume   138.52
_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
  Ta  Ta0  1  0.0  0.67  0.58  1.0
  Ta  Ta1  1  0.45  0.18  0.58  1.0
  Ta  Ta2  1  0.55  0.18  0.58  1.0
  Ta  Ta3  1  0.9  0.35  0.19  1.0
  Ta  Ta4  1  0.45  0.83  0.19  1.0
  Ta  Ta5  1  0.35  0.83  0.19  1.0
  Zn  Zn6  1  0.0  0.34  0.19  1.0
  Zn  Zn7  1  0.9  0.67  0.58  1.0

What is the crystal system of this material?<|im_end|>
<|im_start|>assistant
Given the following CIF representation:
data_Ta3Zn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.79
_cell_length_b   5.79
_cell_length_c   4.77
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ta3Zn
_chemical_formula_sum   'Ta6 Zn2'
_cell_volume   138.52
_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
  Ta  Ta0  1  0.0  0.67  0.58  1.0
  Ta  Ta1  1  0.45  0.18  0.58  1.0
  Ta  Ta2  1  0.55  0.18  0.58  1.0
  Ta  Ta3  1  0.9  0.35  0.19  1.0
  Ta  Ta4  1  0.45  0.83  0.19  1.0
  Ta  Ta5  1  0.35  0.83  0.19  1.0
  Zn  Zn6  1  0.0  0.34  0.19  1.0
  Zn  Zn7  1  0.9  0.67  0.58  1.0

What is the crystal system of this material?