[CIF]
data_K2Mg(CO3)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.20329589
_cell_length_b   5.20329589
_cell_length_c   6.72977767
_cell_angle_alpha   114.46497127
_cell_angle_beta   114.46497127
_cell_angle_gamma   60.31303737
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2Mg(CO3)2
_chemical_formula_sum   'K2 Mg1 C2 O6'
_cell_volume   138.95145854
_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
  K  K0  1  -0.11600385  0.00000000  3.76956346  1
  K  K1  1  5.89082627  -0.00000000  2.13807800  1
  Mg  Mg2  1  0.00000000  0.00000000  0.00000000  1
  C  C3  1  2.87561273  0.00000000  4.67801906  1
  C  C4  1  2.89920969  0.00000000  1.22962240  1
  O  O5  1  4.17515766  0.00000000  4.52066324  1
  O  O6  1  1.59966476  -0.00000000  1.38697822  1
  O  O7  1  2.24084812  1.13109501  4.72449442  1
  O  O8  1  2.24084812  -1.13109501  4.72449442  1
  O  O9  1  3.53397430  -1.13109501  1.18314705  1
  O  O10  1  3.53397430  1.13109501  1.18314705  1
[/CIF]
