Alrosa

Diamond Detection

Diamond Detection using Seismic Method

Seismic methods for the detection of kimberlite pipes Milovan Urosevic & Brian J. Evans Pages 632-635 | Published online: 06 Dec 2018 https://doi.org/10.1071/EG998632 The results of a seismic experiment conducted in Northern Territory over known kimberlite pipes are shown. A very low reflectivity sedimentary sequence and unfavourable near surface conditions resulted in a poor quality …

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Fifa World Cup Alrosa

2018 FIFA World Cup™ football collection of diamonds

2018 FIFA World Cup Russia™ football collection of diamonds by ALROSA; The collection consists of 32 round diamonds, 0.3 carats each, named after the countries – participants of the 2018 FIFA WORLD CUP RUSSIA TM. All diamonds are of high quality, D to F color and VVS2 to IF clarity, they were mined in Russia and cut …

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diamond prices

Diamond Prices Stable Amid Slow April Trading

Diamond Prices Stable Amid Slow April Trading RAPAPORT PRESS RELEASE, May 1, 2018, New York…The diamond market was seasonally quiet in April as dealers took vacation over the Passover and Easter holidays. Polished diamond prices were steady, with manufacturers protecting their profit margins against recent rough-price hikes. The RapNet Diamond Index (RAPI™) for 1-carat diamonds …

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catoca

The deal to increase ALROSA’s participation in Catoca is approved by the President of Angola

The deal to increase ALROSA’s participation in Catoca is approved by the President of Angola President of the Republic of Angola João Lourenço signed the Decree permitting the redistribution of 16.4% stake in the share capital of Catoca Ltd Mining Co to Wargan Holdings Limited that belongs 100% to PJSC ALROSA. At a later stage, …

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Alrosa

Alrosa’s Evgeny Agureev Statement

Alrosa the Russian diamond miner managed to find three large rough, gem-quality stones ranging from 82 to 163 carats at the Jubilee kimberlite pipe of its Aikhalsky Mining unit in the country’s northeast. The diamonds recovered by Alrosa are an 82.82-carat and a 108.34-carat transparent yellow-tinted stones, as well as a 163.11-carat rough yellow-hue diamond. “Simultaneous extraction of …

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