On July 13, 2016 – PJSC ALROSA announced the recovery of a 214.65-carat diamond from Nyurbinskoye placer deposit.
The Nyurbinskoye placer deposit is localized in the immediate vicinity of the Nyurbinskaya pipe primary deposit, which is a source of diamonds. Since the year 2003 more than 40 X-ray luminescence sorters for reconcentration of diamond-bearing ore, designed and manufactured by Bourevestnik, Inc., were supplied and put into operation at Nyurba Mining and Processing Division.
Bourevestnik, Inc. is one of the world's largest designer and manufacturer of X-ray sorters for diamonds recovery, the company is the subsidiary of ALROSA.
PJSC ALROSA – is the world’s leading diamond mining company in terms of carats. The company does the exploration, production and selling of the diamonds. ALROSA produces the diamonds on the territory of Republic of Sakha (Yakutia) and Arkhangelsk Region.
Reference:http://eng.alrosa.ru/alrosa-recovered-a-large-diamond-from-nyurbinskoye-placer-deposit/