Show sample as: 72-frame QuickTime VR or 360-frame QuickTime movie loop.    My periodic table poster is now available! Thick disk of solid beryllium. This is a slice of pure beryllium, probably x-ray grade meaning pure enough to allow x-rays through. Not cheap at all, no sir, not cheap. Source: eBay seller chifizica Contributor: Theodore Gray Acquired: 15 April, 2009 Text Updated: 15 April, 2009 Price: $430 Size: 6" Purity: >99%