The Largest Natural Diamond in North America Has Just Been Unearthed

The largest natural diamond in North America has just been discovered by the Canadian mining firm Dominion Diamond Mines. Sitting at 552 carats, the 33.74mm x 54.56mm stone was dug up from Dominion's Diavik mine; the same mine where the 187.7-carat Diavik Foxfire Diamond (now second largest North American diamond discovered) was found. Dominion Diamond Mines' next step for the ultra-rare stone is to find the right partners to cut and polish the large stone. The stone will most likely be sectione...