The material structure described by MgCuAs is Matlockite structured and crystallizes in the tetragonal P4/nmm space group. Mg(1) is bonded in a 9-coordinate geometry to four equivalent Cu(1) and five equivalent As(1) atoms. Cu(1) is bonded in a 8-coordinate geometry to four equivalent Mg(1) and four equivalent As(1) atoms. As(1) is bonded in a 9-coordinate geometry to five equivalent Mg(1) and four equivalent Cu(1) atoms. is represented by the CIF card [CIF]
data_MgCuAs
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.972
_cell_length_b   3.972
_cell_length_c   6.237
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   98.399
_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
  Mg  Mg0  1  0.750  0.750  0.318  1.0
  Mg  Mg1  1  0.250  0.250  0.682  1.0
  Cu  Cu2  1  0.250  0.750  0.000  1.0
  Cu  Cu3  1  0.750  0.250  0.000  1.0
  As  As4  1  0.750  0.750  0.746  1.0
  As  As5  1  0.250  0.250  0.254  1.0
[/CIF]
.
The material structure described by MgCuAs is Matlockite structured and crystallizes in the tetragonal P4/nmm space group. Mg(1) is bonded in a 9-coordinate geometry to four equivalent Cu(1) and five equivalent As(1) atoms. Cu(1) is bonded in a 8-coordinate geometry to four equivalent Mg(1) and four equivalent As(1) atoms. As(1) is bonded in a 9-coordinate geometry to five equivalent Mg(1) and four equivalent Cu(1) atoms. is represented by the CIF card [CIF]
data_MgCuAs
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.972
_cell_length_b   3.972
_cell_length_c   6.237
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   98.399
_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
  Mg  Mg0  1  0.750  0.750  0.318  1.0
  Mg  Mg1  1  0.250  0.250  0.682  1.0
  Cu  Cu2  1  0.250  0.750  0.000  1.0
  Cu  Cu3  1  0.750  0.250  0.000  1.0
  As  As4  1  0.750  0.750  0.746  1.0
  As  As5  1  0.250  0.250  0.254  1.0
[/CIF]
.