Berlinite
Muraoka Y, Kihara K
Physics and Chemistry of Minerals 24 (1997) 243-253
The temperature dependence of the crystal structure of berlinite,
a quartz-type form of AlPO4
Sample: T = 486 C
Locality: synthetic
_database_code_amcsd 0007992
5.000 5.000 11.016 90 90 120 *P3_221
0 0 .33333333333333333333
atom      x      y       z  Uiso B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3) B(2,3)
Al   .47594      0     1/3 .0193 .02345 .01668 .00286 .00834  .00000 .00000
P    .47691      0     5/6 .0199 .02377 .01678 .00309 .00839 .000095 .00019
O1   .41835 .27419  .26318 .0407 .05277 .04235 .00646 .03009  .00240 .00737
O2   .41923 .23986  .77613 .0408 .05393 .04190 .00712 .03363  .00492 .00875