Marshite 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 = 5.55 GPa Note: known as CuI-V _database_code_amcsd 0015183 4.0229 4.0229 5.6506 90 90 90 P4/nmm atom x y z Biso Cu 0 0 0 1.32 I 0 .5 .2913 0.75