data_global
_chemical_name_mineral 'Bobmeyerite'
loop_
_publ_author_name
'Kampf A R'
'Pluth J J'
'Chen Y S'
'Roberts A C'
'Housley R M'
_journal_name_full 'Mineralogical Magazine'
_journal_volume 77 
_journal_year 2013
_journal_page_first 81
_journal_page_last 91
_publ_section_title
;
 Bobmeyerite, a new mineral from Tiger, Arizona, USA, structurally related
 to cerchiaraite and ashburtonite
;
_database_code_amcsd 0019796
_chemical_compound_source 'Tiger mine, Arizona, USA'
_chemical_formula_sum 'Pb4 (Al3.28 Cu.72) Si4.5 O25 Cl S.5 H14'
_cell_length_a 13.969
_cell_length_b 14.243
_cell_length_c 5.893
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 1172.474
_exptl_crystal_density_diffrn      4.405
_symmetry_space_group_name_H-M 'P n n m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2-y,1/2+z'
  '1/2-x,1/2+y,1/2-z'
  '1/2-x,1/2+y,1/2+z'
  '1/2+x,1/2-y,1/2-z'
  'x,y,-z'
  '-x,-y,z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Pb1   0.72313   0.48502   0.00000   1.00000   0.03120
Pb2   0.51318   0.71552   0.00000   1.00000   0.03000
Al   0.76840   0.26880   0.75060   0.82000   0.02260
Cu   0.76840   0.26880   0.75060   0.18000   0.02260
Si1   0.59420   0.62700   0.50000   1.00000   0.02020
Si2   0.62960   0.40810   0.50000   1.00000   0.01840
O1   0.63230   0.52000   0.50000   1.00000   0.03100
O2   0.47870   0.63130   0.50000   1.00000   0.02800
O3   0.63140   0.67800   0.27400   1.00000   0.02400
O4   0.68030   0.36910   0.72800   1.00000   0.02100
O-H5   0.70360   0.21620   0.00000   1.00000   0.03500
O-H6   0.71050   0.20510   0.50000   1.00000   0.03400
O-H7   0.65910   0.82250   0.00000   1.00000   0.02500
O-H8   0.82580   0.33980   0.00000   1.00000   0.03900
Cl   0.50000   0.50000   0.00000   1.00000   0.03000
Wat9   0.63000   0.02800   0.00000   0.75000   0.17000
S9   0.63000   0.02800   0.00000   0.12500   0.17000
Si9   0.63000   0.02800   0.00000   0.12500   0.17000
O9   0.63000   0.02800   0.00000   0.50000   0.17000
Wat10   0.03200   0.36600   0.00000   0.75000   0.22000
S10   0.03200   0.36600   0.00000   0.12500   0.22000
Si10   0.03200   0.36600   0.00000   0.12500   0.22000
O10   0.03200   0.36600   0.00000   0.50000   0.22000
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Pb1 0.04770 0.02940 0.01630 -0.00310 0.00000 0.00000
Pb2 0.03540 0.03810 0.01660 -0.00360 0.00000 0.00000
Al 0.03300 0.02900 0.00600 0.01300 0.00100 -0.00060
Cu 0.03300 0.02900 0.00600 0.01300 0.00100 -0.00060
Si1 0.02500 0.02800 0.00800 -0.00600 0.00000 0.00000
Si2 0.03200 0.01600 0.00800 0.00800 0.00000 0.00000
O1 0.04000 0.02300 0.03000 -0.00200 0.00000 0.00000
O2 0.03000 0.03600 0.01800 -0.01600 0.00000 0.00000
O3 0.04100 0.02500 0.00400 -0.01700 0.00000 0.00000
O4 0.02500 0.02600 0.01300 -0.00200 -0.00400 -0.00500
O-H5 0.03500 0.04400 0.02700 0.00700 0.00000 0.00000
O-H6 0.03300 0.02600 0.04200 0.00700 0.00000 0.00000
O-H7 0.01400 0.03000 0.03100 0.00800 0.00000 0.00000
O-H8 0.01700 0.06100 0.03800 0.01300 0.00000 0.00000
Cl 0.04400 0.03100 0.01600 -0.00100 0.00000 0.00000