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 = 585 C
Locality: synthetic
_database_code_amcsd 0007995
5.0387 5.0387 11.061 90 90 120 *P6_222
0 0 .166666666666666666
atom      x      y      z Uiso B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3) B(2,3)
Al       .5      0    1/3 .028 .03447 .02626 .00384 .01313       0      0
P        .5      0    5/6 .029 .03508 .02586 .00405 .01293       0      0
O    .41988 .22792 .24394 .067 .06771 .07003 .01110 .03440 -.00300 .01494