The tests that put those alleged 4.7-inch iPhone 6 sapphire glass front panels through various tortures, revealing the display is more than able to take a serious beating, may have indeed shown a genuine sapphire glass display for the iPhone. In a new report from The Guardian reveals, professor Neil Alford of the department of materials at Imperial College in London said that the panels are indeed likely made of sapphire crystal. FROM EARLIER: Watch someone break the iPhone 6′s unbreakable sapphire screen “In my opinion the screen being shown off in the video could well be a sapphire screen,” Alford said, referring to the video showing Marques Brownlee trying to damage a leaked iPhone 6 component with keys, a knife