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Pavel Vinikhin: ALROSA will make a worthy contribution to the revival of the ‘Russian Cut’ Brand

ALROSA is known as the largest diamond mining company throughout the world. However, not everyone is aware that it has its own diamond-cutting division. For a long time, the activity of DIAMONDS ALROSA remained in the shadows, only occasionally attracting...

16 october 2017

William Lamb: Lucara now knows best routes to market large stones

Lucara Diamond recently announced that Graff Diamonds had bought its 1,109 carat diamond Lesedi La Rona for $53 million. The stone, which is the world’s second largest diamond found since the discovery of the 3,106-carat Cullinan diamond in 1905, failed...

09 october 2017

GSI was the first in the world to begin testing of smaller size diamonds in bulk and has never looked back since - Mark Gershburg

With more than 30 years of experience in the gem lab sector under his belt, Mark Gershburg is an industry veteran widely popular in the global gem and jewelry industry. He began his career in 1980 as a grader but his professionalism, creativity, and...

02 october 2017

Gaetano Cavalieri: Over the long term, demand for diamonds is likely to grow at a steady pace

The World Jewellery Confederation (CIBJO) represents the entire jewelry industry embracing a whole variety of companies, from those mining precious metals and gems to those, which are manufacturing and selling final products. The confederation...

25 september 2017

“I am bullish on the future of the diamond business. Three reasons for this optimism... new discoveries, extending mine life and the increasing demand for diamonds”, says Martin Leake

Martin Leake is a PhD exploration geologist and Six Sigma black belt who has been involved in the rough diamond market since 2004. He worked for BHP Billiton for 22 years and recently left Grib Diamonds where he helped set up a world-class marketing...

18 september 2017

Arkhangelskgeoldobycha will start development of Grib diamond pipe in 2013

14 april 2011

Subsidiary of oil company LUKOIL OJSC Arkhangelskgeoldobycha (AGD) plans to recover 58 million carats of diamonds during the first 16 years of development of Grib pipe diamond deposit, Finmarket agency reported citing a statement released by press office of the Government of the Arkhangelsk Region. Within the above period Arkhangelskgeoldobycha will conduct open-pit mining activities which are expected to start at the end of 2013. Total diamond reserves of Grib diamond pipe are estimated at 98.5 million carats.
Grib diamond pipe is located at the south edge of Verkhotina field, which saw geologic exploration works conducted till the end of 2009, in compliance with the license. Exploration was effected in partnership with French Foraco which signed a contract for drilling of large-size wells for adjustment of quality and quantity of diamond reserves.
It was previously expected that AGD will recover first commercial gems at Grib pipe in 2015.
Mining and processing complex to be constructed at diamond pipe will have capacity to process 4.5 million tonnes of ore per year. The life span of the pipe amounts to 25 – 35 years and depends on the method of development.
Vice President of LUKOIL Leonid Fedun announced that previously mineable diamond reserves of the deposit were estimated at $6.5 billion while later the valuation was adjusted to $11 billion.

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