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 = 523 C
Locality: synthetic
_database_code_amcsd 0007993
5.0017 5.0017 11.019 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   .47715      0     1/3 .0209 .02437 .01962 .00314 .00981 .000095 .00019
P    .47804      0     5/6 .0213 .02503 .01792 .00339 .00896 .000115 .00023
O1   .41882 .27346  .26235 .0430 .05880 .04381 .00657 .03277  .00189 .00725
O2   .42018 .23894  .77500 .0422 .05362 .04411 .00718 .03264  .00442 .00915