Petra Diamonds sees positive cash flow in H2

Petra Diamonds is expected to be cash flow positive in the second half of the year, which will help the company start working on future developments.

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Cluev to create a yellow diamond ring weighing 30 carats mined by ALROSA

Jewelry Maison Cluev purchased a yellow diamond weighing 30.19 carats mined and cut by the Russian diamond mining company ALROSA to create a diamond ring.

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ALROSA launches new diamond deposit in Yakutia

ALROSA, the world’s largest diamond mining company, launched diamond production at Zarya pipe, Aikhal Mining and Processing Division.

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No plans to mine diamonds in CAR – De Beers

De Beers has no plans to mine diamonds in the Central African Republic (CAR), a company spokesperson has said.

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Rio Tinto’s diamond production down 18% in Q1

Rio Tinto’s diamond production for the first quarter of 2019 ended March 31, 2019, dropped by 18% to 3.8 mln carats as against 4.6 mn cts registered in Q1 2018.

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Cool Earth theory sheds more light on diamonds

06 april 2019

(sciencedaily.com) - A Queensland University of Technology geologist has published a new theory on the thermal evolution of Earth billions of years ago that explains why diamonds have formed as precious gemstones rather than just lumps of common graphite.