1500 Temperature (°C) Liquid bcc bcc Orthorhombic fcc fcc dhcp A c T h P a U N p P u A m Cm 1000 500 C o m p l e x C u b i c O r t h o . O r t h o . T e t r a g o n a l M o n o c l i n i c M o n o c l i n i c Tetragonal