Larixite: Crystal Structures for X-ray Absorption Spectroscopy About

Search the American Mineralogist Crystal Structures
(example: hem*)
(example: O, Fe, Si)

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CIF Text:


data_global
_chemical_name_mineral 'Abernathyite'
loop_
_publ_author_name
'Ross M'
'Evans H T'
_journal_name_full 'American Mineralogist'
_journal_volume 49
_journal_year 1964
_journal_page_first 1578
_journal_page_last 1602
_publ_section_title
;
 Studies of the torbernite minerals (I): The crystal structure of abernathyite
 and the structurally related compounds NH4(UO2AsO4).3H2O and K(H3O)(UO2AsO4)2.6H2O
;
_database_code_amcsd 130
_chemical_compound_source 'Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah, USA'
_chemical_formula_sum '(K U) As O9 H6'
_cell_length_a 7.176
_cell_length_b 7.176
_cell_length_c 18.126
_cell_angle_alpha 90.0
_cell_angle_beta 90.0
_cell_angle_gamma 90.0
_cell_volume 933.398
_exptl_crystal_density_diffrn  3.573
_symmetry_space_group_name_H-M 'P 4/n c c'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2-y,1/2-x,1/2+z'
  '1/2+y,1/2+x,1/2-z'
  '1/2+y,-x,-z'
  '1/2-y,x,z'
  'x,1/2-y,1/2+z'
  '-x,1/2+y,1/2-z'
  '1/2+x,1/2+y,-z'
  '1/2-x,1/2-y,z'
  'y,x,1/2+z'
  '-y,-x,1/2-z'
  '-y,1/2+x,-z'
  'y,1/2-x,z'
  '1/2-x,y,1/2+z'
  '1/2+x,-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
_atom_site_U_iso_or_equiv
K   0.165  0.9876  0.3154  0.25  0.04699
U   0.25  0.25  0.0514  1.0  0.02406
As   0.75  0.25  0.0  1.0  0.0233
Oa   0.25  0.25  0.1515  1.0  0.03787
Ob   0.25  0.25  0.9575  1.0  0.03141
Oc   0.6963  0.0729  0.4433  1.0  0.03483
Watd   0.165  0.9876  0.3154  0.75  0.04699
Download Results
File Link Crystal Site/File Type
feff_K4UO2CO33.cif_U3_L3.inp   U[0.5,0.69451,0.25]