iPhone 6 Sapphire: Explained! - YouTube
iPhone 6 Sapphire display, Part II. Material testing & destruction! Sapphire Video Playlist: http://www.youtube.com/playlist?list=... Apple Sapphire Patent: http://goo.gl/DeF5nc The Mohs Scale: http://en.wikipedia.org/wiki/Mohs_sca... Special thanks to Jo...