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 = 275 C
Locality: synthetic
_database_code_amcsd 0007989
4.9688 4.9688 10.979 90 90 120 *P3_221
0 0 .333333333333333333
atom      x      y       z  Uiso B(1,1) B(2,2) B(3,3)  B(1,2)  B(1,3) B(2,3)
Al   .46968      0     1/3 .0136 .01659 .01203 .00206 .006015  .00005 .00010
P    .47062      0     5/6 .0139 .01670 .01189 .00218 .005945 .000105 .00021
O1   .41512 .28383  .26684 .0265 .03821 .02724 .00410  .02190  .00221 .00389
O2   .41522 .24967  .78012 .0263 .03776 .02572 .00438  .02170  .00348 .00466