COL  ICSD Collection Code 24299
 DATE Recorded Sep 25, 1986; updated Sep 25, 1986
 NAME Chromium oxide (5/12)
 FORM Cr5 O12
      = Cr5 O12
 TITL The Crystal Structure of Cr5 O12
 REF  Acta Chemica Scandinavica (1-27,1973-42,1988)
      ACSAA 19 (1965) 165-176
 AUT  Wilhelmi K A
 CELL a=12.044 b=8.212 c=8.177 à=90.0 á=90.0 ç=90.0
      V=808.7 D=3.68 Z=4
 SGR  P b c n       (60) - orthorhombic
 CLAS mmm   (Hermann-Mauguin) - D2h (Schoenflies)
 PRS  oP68
 ANX  A2B3X12
 PARM Atom__No OxStat  Wyck ---X--- ---Y--- ---Z---  -SOF-
      Cr     1  6.000    4c  0.      0.3939  1/4
      Cr     2  6.000    8d  0.1719  0.8878  0.4768
      Cr     3  3.000    8d  0.0857  0.7517  0.1119
      O      1 -2.000    8d  0.2454  0.7314  0.0906
      O      2 -2.000    8d  0.075   0.7736  0.3535
      O      3 -2.000    8d  0.1003  0.9899  0.1032
      O      4 -2.000    8d  0.0806  0.508   0.1356
      O      5 -2.000    8d  0.0707  0.27    0.3741
      O      6 -2.000    8d  0.2538  0.4894  0.3625
 WYCK d8 c
 ITF  Cr  1   B=0.52
 ITF  Cr  2   B=0.47
 ITF  Cr  3   B=0.32
 ITF  O   1   B=0.26
 ITF  O   2   B=0.36
 ITF  O   3   B=0.7
 ITF  O   4   B=0.81
 ITF  O   5   B=0.79
 ITF  O   6   B=0.65
 RVAL 0.099