data_global
_chemical_name_mineral 'Fianelite'
loop_
_publ_author_name
'Brugger J'
'Berlepsch P'
_journal_name_full 'American Mineralogist'
_journal_volume 81 
_journal_year 1996
_journal_page_first 1270
_journal_page_last 1276
_publ_section_title
;
 Description and crystal structure of fianelite, Mn2V(V,As)O7.2H2O, a new mineral
 from Fianel, Val Ferrera, Graubunden, Switzerland
;
_database_code_amcsd 0001837
_chemical_formula_sum 'Mn2 V1.62 As.38 O9 H4'
_cell_length_a 7.809
_cell_length_b 14.554
_cell_length_c 6.705
_cell_angle_alpha 90
_cell_angle_beta 93.27
_cell_angle_gamma 90
_cell_volume 760.797
_exptl_crystal_density_diffrn      3.221
_symmetry_space_group_name_H-M 'P 1 21/n 1'
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'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Mn1   0.39870   0.38460   0.23780   1.00000
Mn2   0.62000   0.24750   0.96150   1.00000
V1   0.32850   0.42110   0.74580   1.00000
V2   0.04030   0.31760   0.94970   0.62000
As2   0.04030   0.31760   0.94970   0.38000
O1   0.16500   0.29280   0.15800   1.00000
O2   0.05800   0.23600   0.77500   1.00000
O3   0.11500   0.42040   0.84800   1.00000
O4   0.38700   0.52860   0.70600   1.00000
O5  -0.16400   0.33940   0.00100   1.00000
O6   0.45800   0.36740   0.92400   1.00000
O7   0.31400   0.35970   0.52900   1.00000
Wat1   0.23100   0.50680   0.23600   1.00000
Wat2   0.40000   0.15070   0.94500   1.00000
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
Mn1 0.01300 0.01090 0.01200 0.00130 0.00000 0.00050
Mn2 0.01000 0.01520 0.01600 0.00200 -0.00100 -0.00100
V1 0.01000 0.00990 0.00700 -0.00030 0.00070 0.00070
V2 0.01200 0.01350 0.01040 -0.00060 0.00010 -0.00080
As2 0.01200 0.01350 0.01040 -0.00060 0.00010 -0.00080
O1 0.02300 0.01900 0.01200 -0.00400 -0.01200 0.00200
O2 0.01900 0.01000 0.01200 0.00500 0.00300 -0.00200
O3 0.00300 0.02400 0.02500 -0.00700 0.00500 -0.00500
O4 0.02500 0.00700 0.02600 -0.00200 -0.00800 0.00000
O5 0.02500 0.01100 0.02400 0.00600 0.00000 0.00100
O6 0.02500 0.02100 0.01100 0.00200 0.01100 -0.00500
O7 0.02700 0.01900 0.04000 0.01400 -0.01400 -0.00800
Wat1 0.02700 0.01900 0.04000 0.01400 -0.01400 -0.00800
Wat2 0.01600 0.04900 0.04000 -0.01300 -0.01400 0.00600