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ALROSA Recovers 207-Carat Diamond

May 24, 16 by David Brummer

(IDEX Online News) – World-leading miner by volume, ALROSA, has announced the recovery of a 207.29-carat rough diamond from the Zarnitsa pipe at the Udachny Mining and Processing Division.

 

The gem-quality rough diamond measures 38.0 x 37.0 x 18.0 mm and is the largest in the history of Zarnitsa. The extracted stone represents a transparent transitional crystal with a slightly grooved surface. The diamond has yet to be named.

 

“The modern mining and processing technologies ensure a high degree of diamond preservation,” said Gleb Shmarov, chief geologist of Udachny Mining and Processing Division.

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