data_global
_amcsd_formula_title 'Cu2 O5 Tm2'
loop_
_publ_author_name
'Garcia-Munoz J'
'Rodriguez-Carvajal J'
_journal_name_full 'Journal of Solid State Chemistry'
_journal_volume 115 
_journal_year 1995
_journal_page_first 324
_journal_page_last 331
_publ_section_title
;
 Structural characterization of R2 Cu2 O5 (R=Yb,Tm,Er,Y and Ho) oxides
 by neutron diffraction
 _cod_database_code 1006086
;
_database_code_amcsd 0013847
_chemical_formula_sum 'Tm2 Cu2 O5'
_cell_length_a 10.7353
_cell_length_b 3.4575
_cell_length_c 12.3704
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 459.156
_exptl_crystal_density_diffrn      7.883
_symmetry_space_group_name_H-M 'P n a 21'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2-y,z'
  '1/2-x,1/2+y,1/2+z'
  '-x,-y,1/2+z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
Tm1   0.20800   0.23400   0.00000
Tm2   0.04000   0.22500   0.33080
Cu1   0.98920   0.65000   0.11400
Cu2   0.25980   0.67200   0.21600
O1   0.17300   0.72400   0.35800
O2   0.32300   0.72200   0.06500
O3   0.12700   0.30400   0.16700
O4   0.42800   0.77600   0.26200
O5   0.42400   0.22800   0.47700