Make a Comment • Email Link • Send Letter to Editor IPFS News Link • Geology Russian Diamond Glut 09-19-2012 • arclein 'Trillions of carats' lie below a 35-million-year-old, 62-mile diameter asteroid crater in eastern Siberia known as Popigai Astroblem. The Russians have known about the site since the 1970s. Watch Streaming Broadcast Live: LRN.fm Watch live shows and archives TV Live Chat Telegram Share this page with your friends on your favorite social network: