Coccinite Schwarzenbach D, Birkedal H, Hostettler M, Fischer P Acta Crystallographica B63 (2007) 828-835 Neutron diffraction investigation of the temperature dependence of crystal structure and thermal motions of red HgI2 Note: T = 200 K, powder neutron data Locality: synthetic, Fluka 83379 _database_code_amcsd 0019551 4.365 4.365 12.389 90 90 90 *P4_2/nmc .25 -.25 .25 atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Hg .25 .75 .25 .0272 .0276 .0276 .0264 0 0 0 I .25 .25 .3904 .022 .034 .015 .016 0 0 0