Russia’s Alrosa, the world’s top diamond producer by output in carats, has unearthed 27.85-carat pink precious rock the company believes could be the most expensive it has ever found.
http://www.geologyin.com/2017/09/the-largest-pink-diamond-found-in.html#VYM6Wg8ILKLcA2XE.99 Follow us: @GeologyTime on Twitter
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