CryoliteReturn to Structure Data INDEX
Yang H , Ghose S , Hatch D M , Physics and Chemistry of Minerals , 19 (1993) p.528-544, Ferroelastic phase transition in cryolite, Na3AlF6, a mixed, fluoride perovskite: high temperature single crystal X-ray, diffraction study and symmetry analysis of the transition mechanism, Sample: T = 820 K, Note: beta angle has been altered in order to reproduce bond lengths |