# CIF generated by HEAS from Alexandria entry agm002810732 data_agm002810732 _cell_length_a 5.10723 _cell_length_b 5.10723 _cell_length_c 10.93553 _cell_angle_alpha 76.49587 _cell_angle_beta 76.49587 _cell_angle_gamma 90.00000 _cell_volume 269.23734 _symmetry_space_group_name_H-M 'P 1' _symmetry_Int_Tables_number 1 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy Ca1 Ca 0.62564 0.12500 0.25000 1.00000 Ca2 Ca 0.12436 0.62500 0.25000 1.00000 Ca3 Ca 0.37500 0.37436 0.75000 1.00000 Ca4 Ca 0.87500 0.87564 0.75000 1.00000 Hg1 Hg 0.00000 0.00000 0.00000 1.00000 Hg2 Hg 0.75000 0.25000 0.50000 1.00000 Sn1 Sn 0.50000 0.50000 0.00000 1.00000 Sn2 Sn 0.25000 0.75000 0.50000 1.00000