data_9003457
_chemical_name 'Ferri-ottoliniite'
loop_
_publ_author_name
'Oberti R'
'Camara F'
'Caballero J M'
_journal_name_full "American Mineralogist"
_journal_volume 89
_journal_year 2004
_journal_page_first 888
_journal_page_last 893
_publ_section_title
;
 Ferri-ottoliniite and ferriwhittakerite, two new end-members of the new
 Group 5 for monoclinic amphiboles
;
_chemical_formula_sum 'Na1.376 K.125 Mg1.35 Fe2.63 Zn.31 Al.1 Ti.06 Li1.66 Mn.13
_cell_length_a 9.535
_cell_length_b 17.876
_cell_length_c 5.294
_cell_angle_alpha 90
_cell_angle_beta 102.54
_cell_angle_gamma 90
_cell_volume 880.824
_symmetry_space_group_name_H-M 'C 1 2/m 1'
loop_
_symmetry_equiv_pos_as_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_Uiso_or_equiv
NaA   0.00000   0.50000   0.00000   0.08000   0.00203
KA   0.00000   0.50000   0.00000   0.01500   0.00203
NaAm   0.06700   0.50000   0.13600   0.29800   0.03470
KAm   0.06700   0.50000   0.13600   0.05500   0.03470
MgM1   0.00000   0.08820   0.50000   0.60500   0.01064
FeM1   0.00000   0.08820   0.50000   0.27500   0.01064
ZnM1   0.00000   0.08820   0.50000   0.12000   0.01064
FeM2   0.00000   0.18130   0.00000   0.85500   0.00861
AlM2   0.00000   0.18130   0.00000   0.05000   0.00861
TiM2   0.00000   0.18130   0.00000   0.03000   0.00861
ZnM2   0.00000   0.18130   0.00000   0.03500   0.00861
MgM2   0.00000   0.18130   0.00000   0.03000   0.00861
LiM3   0.00000   0.00000   0.00000   0.42000   0.01165
MnM3   0.00000   0.00000   0.00000   0.13000   0.01165
FeM3   0.00000   0.00000   0.00000   0.37000   0.01165
MgM3   0.00000   0.00000   0.00000   0.08000   0.01165
LiM4   0.00000   0.27430   0.50000   0.46000   0.03318
CaM4   0.00000   0.27430   0.50000   0.02000   0.03318
NaM4   0.00000   0.27430   0.50000   0.26000   0.03318
LiM4*   0.00000   0.24770   0.50000   0.16000   0.02432
CaM4*   0.00000   0.24770   0.50000   0.01000   0.02432
NaM4*   0.00000   0.24770   0.50000   0.09000   0.02432
SiT1   0.28560   0.08600   0.28060   1.00000   0.00963
SiT2   0.29570   0.17070   0.78950   1.00000   0.00912
H   0.20400   0.00000   0.77100   0.75500   0.00646
O1   0.11260   0.09070   0.20630   1.00000   0.01089
O2   0.12130   0.17260   0.73260   1.00000   0.01165
O3   0.11410   0.00000   0.70130   0.75500   0.01558
F3   0.11410   0.00000   0.70130   0.23500   0.01558
O4   0.37270   0.25020   0.78680   1.00000   0.01406
O5   0.35440   0.12940   0.06760   1.00000   0.01216
O6   0.34540   0.12040   0.56580   1.00000   0.01267
O7   0.33800   0.00000   0.28390   1.00000   0.01355