Zircon Kolesov B A, Geiger C A, Armbruster T European Journal of Mineralogy 13 (2001) 939-948 The dynamic properties of zircon studied by single-crystal X-ray diffraction and Raman spectroscopy _database_code_amcsd 0006906 6.6039 6.6039 5.9783 90 90 90 *I4_1/amd 0 -.25 .125 atom x y z Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Zr 0 3/4 1/8 .303 .00364 .00364 .00427 0 0 0 Si 0 3/4 5/8 .319 .00402 .00402 .0041 0 0 0 O 0 .06586 .19533 .518 .0093 .0045 .0058 0 0 -.0008