#------------------------------------------------------------------------------
#$Date: 2008-01-14 00:15:36 +0200 (Mon, 14 Jan 2008) $
#$Revision: 14 $
#$URL: file:///home/coder/svn-repositories/cod/cif/9/9001920.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_9001920
_chemical_name 'Actinolite'
loop_
_publ_author_name
'Evans B W'
'Yang H'
_journal_name_full "American Mineralogist"
_journal_volume 83
_journal_year 1998
_journal_page_first 458
_journal_page_last 475
_publ_section_title
;
 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient
 and high temperature
 Sample: NMNH 93728 from Greiner, Zillertal, Austria in act-talc rock
;
_chemical_formula_sum 'Fe.575 Mn.016 Mg4.479 Al.122 Ti.002 Ca1.802 Na.124 Si7.94
_cell_length_a 9.834
_cell_length_b 18.078
_cell_length_c 5.283
_cell_angle_alpha 90
_cell_angle_beta 104.63
_cell_angle_gamma 90
_cell_volume 908.755
_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
Fe1   0.00000   0.08790   0.50000   0.09500
Mn1   0.00000   0.08790   0.50000   0.00200
Mg1   0.00000   0.08790   0.50000   0.90300
Fe2   0.00000   0.17700   0.00000   0.09200
Mn2   0.00000   0.17700   0.00000   0.00300
Mg2   0.00000   0.17700   0.00000   0.87300
Al2   0.00000   0.17700   0.00000   0.03100
Ti2   0.00000   0.17700   0.00000   0.00100
Fe3   0.00000   0.00000   0.00000   0.09500
Mg3   0.00000   0.00000   0.00000   0.90500
Fe4   0.00000   0.27690   0.50000   0.05300
Mn4   0.00000   0.27690   0.50000   0.00300
Mg4   0.00000   0.27690   0.50000   0.01100
Ca4   0.00000   0.27690   0.50000   0.90100
Na4   0.00000   0.27690   0.50000   0.03200
Si1   0.28050   0.08410   0.29580   0.98500
Al1   0.28050   0.08410   0.29580   0.01500
Si2   0.28900   0.17100   0.80390   1.00000
KA(m)   0.04800   0.50000   0.04900   0.00700
NaA(m)   0.04800   0.50000   0.04900   0.03000
H   0.19000   0.00000   0.76500   0.97000
O1   0.11160   0.08650   0.21630   1.00000
O2   0.11910   0.17150   0.72450   1.00000
O3   0.11000   0.00000   0.71570   1.00000
O4   0.36630   0.24770   0.79120   1.00000
O5   0.34680   0.13420   0.09870   1.00000
O6   0.34400   0.11840   0.58800   1.00000
O7   0.33670   0.00000   0.29070   1.00000