data_global
_chemical_name_mineral 'Gjerdingenite-Mn'
loop_
_publ_author_name
'Raade G'
'Chukanov N V'
'Kolitsch U'
'Mockel S'
'Zadov A E'
'Pekov I V'
_journal_name_full 'European Journal of Mineralogy'
_journal_volume 16 
_journal_year 2004
_journal_page_first 979
_journal_page_last 987
_publ_section_title
;
 Gjerdingenite-Mn from Norway - a new mineral species
 in the labuntsovite group: descriptive data and crystal structure
;
_database_code_amcsd 0007086
_chemical_compound_source 'Gjerdingselva, Lunner, Oppland, Oslo Region, Norway'
_chemical_formula_sum 'O34.56 K1.44 Mn1.013 (Nb2.508 Ti1.492) Si8 H17.12'
_cell_length_a 14.563
_cell_length_b 13.961
_cell_length_c 7.851
_cell_angle_alpha 90
_cell_angle_beta 117.62
_cell_angle_gamma 90
_cell_volume 1414.316
_exptl_crystal_density_diffrn      2.844
_symmetry_space_group_name_H-M 'C 1 2/m 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,-y,z'
  '1/2+x,1/2-y,z'
  '-x,y,-z'
  '1/2-x,1/2+y,-z'
  '-x,-y,-z'
  '1/2-x,1/2-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
WatB   0.43360   0.00000   0.73100   1.00000   0.10000
KB*   0.50000   0.82850   0.00000   0.72000   0.09000
WatB*   0.50000   0.82850   0.00000   0.28000   0.09000
WatC   0.08700   0.00000   0.33530   1.00000   0.03500
MnD   0.00000   0.00000   0.50000   0.83100   0.01970
MnD*   0.25100   0.00000   0.50100   0.09100   0.01700
Nb1   0.00000   0.76495   0.50000   0.54700   0.03210
Ti1   0.00000   0.76495   0.50000   0.45300   0.03210
Nb2   0.75000   0.75000   0.50000   0.70700   0.03570
Ti2   0.75000   0.75000   0.50000   0.29300   0.03570
Si1   0.20550   0.10880   0.79840   1.00000   0.01850
Si2   0.68540   0.89040   0.75730   1.00000   0.01830
O-H1   0.90180   0.76690   0.60810   1.00000   0.02310
O2   0.91810   0.88100   0.33510   1.00000   0.02850
O3   0.25850   0.87160   0.37400   1.00000   0.02900
O4   0.27070   0.82050   0.73070   1.00000   0.02590
O5   0.41530   0.82150   0.30320   1.00000   0.02860
O6   0.35630   0.00000   0.26780   1.00000   0.03300
O7   0.23260   0.87180   0.01950   1.00000   0.03100
O8   0.24110   0.00000   0.78220   1.00000   0.03100
Wat   0.00000   0.13400   0.00000   1.00000   0.11700
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
WatB 0.05800 0.15600 0.09500 0.00000 0.04300 0.00000
KB' 0.06000 0.13400 0.07300 0.00000 0.02700 0.00000
WatB' 0.06000 0.13400 0.07300 0.00000 0.02700 0.00000
WatC 0.04400 0.02700 0.03700 0.00000 0.02200 0.00000
MnD 0.02100 0.01900 0.01600 0.00000 0.00600 0.00000
Nb1 0.02660 0.02050 0.02840 0.00000 -0.00510 0.00000
Ti1 0.02660 0.02050 0.02840 0.00000 -0.00510 0.00000
Nb2 0.06390 0.02750 0.03130 0.00620 0.03550 0.00350
Ti2 0.06390 0.02750 0.03130 0.00620 0.03550 0.00350
Si1 0.02350 0.01070 0.02040 0.00070 0.00930 0.00170
Si2 0.02220 0.01030 0.02170 -0.00070 0.00950 -0.00030
O-H1 0.01900 0.03100 0.01300 0.00100 0.00200 0.00200
O2 0.02400 0.02800 0.03100 -0.00300 0.01100 -0.00100
O3 0.02900 0.02800 0.03400 0.00000 0.01700 0.00100
O4 0.02600 0.02700 0.02800 0.00100 0.01500 0.00000
O5 0.02700 0.02900 0.03300 0.01000 0.01700 0.01400
O6 0.03700 0.01700 0.05100 0.00000 0.02700 0.00000
O7 0.04200 0.02700 0.02100 0.00200 0.01100 0.00100
O8 0.03400 0.01900 0.04200 0.00000 0.01800 0.00000
Wat 0.14000 0.18000 0.03800 0.00000 0.03900 0.00000