Nantokite Hull S, Keen D A Physical Review B50 (1994) 5868-5885 High-pressure polymorphism of the copper(I) halides: A neutron-diffraction study to ~10 GPa Note: P = 0 GPa Note: ZnS structure, sphalerite structure Note: known as CuCl-II _database_code_amcsd 0015185 5.4202 5.4202 5.4202 90 90 90 F-43m atom x y z Biso Cu 0 0 0 2.99 Cl .25 .25 .25 1.88