Trillions of Carats: Ex-secret Russian diamond deposit to revolutionize industry(washingtonpost.com)

http://www.washingtonpost.com/business/russian-scientists-say-huge-deposit-of-industrial-diamonds-could-revolutionize-industry/2012/09/17/d6334186-0103-11e2-bbf0-e33b4ee2f0e8_story.html