COL  ICSD Collection Code 24275
 DATE Recorded Jan 1, 1980; updated Nov 10, 1997
 NAME Aluminium silicate oxide
 MINR Andalusite - from Minas Gerais, Brazil
 FORM Al2 Si O5
      = Al2 O5 Si
 TITL Refinement of the crystal structure of Andalusite
 REF  Zeitschrift fuer Kristallographie, Kristallgeometrie, 
      Kristallphysik, Kristallchemie (-144,1977)
      ZEKGA 115 (1961) 269-290
 AUT  Burnham C W, BuergerÿMÿJ
 CELL a=7.794 b=7.898 c=5.559 à=90.0 á=90.0 ç=90.0
      V=342.2 Z=4
 SGR  P n n m       (58) - orthorhombic
 CLAS mmm   (Hermann-Mauguin) - D2h (Schoenflies)
 PRS  oP32
 ANX  AB2X5
 PARM Atom__No OxStat  Wyck ---X--- ---Y--- ---Z---  -SOF-
      Al     1  3.000    4e  0.      0.      0.2422
      Al     2  3.000    4g  0.3708  0.1387  1/2
      Si     1  4.000    4g  0.2462  0.2529  0.
      O      1 -2.000    4g  0.4232  0.3627  1/2
      O      2 -2.000    4g  0.424   0.3629  0.
      O      3 -2.000    4g  0.1038  0.4013  0.
      O      4 -2.000    8h  0.2303  0.1343  0.239
 WYCK h g5 e
ÿ
 TF   Atom   á(1,1)  á(2,2)  á(3,3)  á(1,2)  á(1,3)  á(2,3)
      Al 1    0.0012  0.0014  0.0016  0.0004  0.0000  0.0000
      Al 2    0.0007  0.0012  0.0020 -0.0004  0.0000  0.0000
      Si 1    0.0005  0.0019  0.0016  0.0003  0.0000  0.0000
      O  1    0.0023  0.0023  0.0008  0.0008  0.0000  0.0000
      O  2    0.0007  0.0025  0.0023 -0.0021  0.0000  0.0000
      O  3    0.0011  0.0004  0.0063 -0.0002  0.0000  0.0000
      O  4    0.0015  0.0024  0.0025 -0.0006 -0.0008  0.0002
 REM  M PDF 39-376
 RVAL 0.057