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