data_1200003 _chemical_formula_sum 'Cu2 P2 O7' _symmetry_cell_setting monoclinic _symmetry_Int_Tables_number 15 _symmetry_space_group_name_H-M 'C 2/c' _cell_angle_alpha 90.0 _cell_angle_beta 109.3000 _cell_angle_gamma 90.0 _cell_length_a 6.85128 _cell_length_b 8.11775 _cell_length_c 9.15352 _cell_volume 480.4807 _pd_block_id 2002-07-08|PHASE_03|..creator_name..|..instr_name.. _pd_phase_name Cu2P2O7 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 x,y,z 2 -x,y,-z+1/2 3 -x,-y,-z 4 x,-y,z+1/2 loop_ _atom_site_label _atom_site_symmetry_multiplicity _atom_site_occupancy _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_thermal_displace_type _atom_site_B_iso_or_equiv _atom_site_type_symbol Cu3 8 1.0 -0.02983 0.31894 0.51051 Biso 1.0 Cu2+ P31 8 1.0 0.19085 -0.00087 0.1965 Biso 1.0 P O31 4 1.0 0.0 0.0466 0.25 Biso 1.0 O- O32 8 1.0 0.3757 0.0002 0.3614 Biso 1.0 O- O33 8 1.0 0.2208 0.1559 0.1128 Biso 1.0 O- O34 8 1.0 0.1785 -0.1508 0.1179 Biso 1.0 O-