data_ _chemical_name_mineral ?Y5Mo2O12? _cell_length_a 12.23784(158) _cell_length_b 5.72690(63) _cell_length_c 7.48299(82) _cell_angle_alpha 90 _cell_angle_beta 107.90738(686) _cell_angle_gamma 90 _cell_volume 498.96(10) _symmetry_space_group_name_H-M C2/m loop_ _symmetry_equiv_pos_as_xyz '-x, -y, -z' '-x, y, -z' '-x+1/2, -y+1/2, -z' '-x+1/2, y+1/2, -z' 'x, -y, z' 'x, y, z' 'x+1/2, -y+1/2, z' 'x+1/2, y+1/2, z' loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_B_iso_or_equiv Y1 Y 4 0.31438(52) 0 0.17267(148) 1 0.54(9) Y2 Y 4 0.30592(57) 0 0.63576(143) 1 0.75(9) Y3 Y 2 0 0 0.5 0.88(2) 0.30(5) Mo1 Mo 4 0 0.22082(55) 0 0.88(2) 0.30(5) O1 O 8 0.34268(53) 0.24614(160) 0.41985(154) 1 0.70(3) O2 O 8 0.16197(49) 0.25317(158) 0.07418(131) 1 0.70(3) O3 O 4 -0.00513(129) 0 0.79473(80) 0.88(2) 0.60(5) O4 O 4 0.00010(126) 0.5 0.18380(89) 0.88(2) 0.60(5) Y3A Y 2 0 0 0 0.12(2) 0.30(5) Mo1A Mo 4 0 0.22082(55) 0.5 0.12(2) 0.30(5) O3A O 4 -0.00513(129) 0 0.29473(80) 0.12(2) 0.60(5) O4A O 4 0.00010(126) 0.5 0.68380(89) 0.12(2) 0.60(5)