September 12, 2018

Swiss scientists developing method to detect low-temperature heated rubies from Mozambique

Since their discovery in early 2009, the ruby deposits near Montepuez in Mozambique have produced an impressive number of exceptional-quality stones.

September 11, 2018

Russia’s Alrosa sales in 2019 to exceed production by 1-2 mln carats – RIA

Russian diamond miner Alrosa said on Tuesday that its sales next year would be 1-2 million carats higher than its production in 2019.

September 11, 2018

De Beers’ recent diamonds sale the worst in two years

Sales for the seventh cycle stood at a provisional $505 million, down $134 million or 21% from what De Beers got at the same cycle in 2016, when it began…

September 7, 2018

Mining exploration spending in Australia jumps to 5-year high

Drilling at new projects up 57% as spending on gold exploration reaches 21-year high.

September 7, 2018

Giant diamonds has been mining’s one success story this year

This summer’s crash in commodity prices is turning it into a year to forget for miners. Unless you dig the world’s biggest diamonds.

September 7, 2018

Perth Mint unveils Australia’s most expensive gold-diamond coin

Made of 99.99 percent pure gold, the coin features four rare Argyle pink and purplish-pink diamonds. The largest is 1.02 carat.

September 6, 2018

Mountain Province Diamonds results of seventh diamond sale of 2018

Total proceeds from the sale were US$26.9 million (CDN$35.3 million) from 411,317 carats at an average realized value of US$65 per carat

September 5, 2018

Stornoway achieves full underground mine design capacity at Renard Mine

This marks the completion of the production ramp-up of the underground mine.

September 5, 2018

Alrosa brings coloured diamonds to Hong Kong in effort to conquer China

As part of its plans to expand into that market, Alrosa will hold its first “True Colour” auction of coloured polished diamonds, during the Hong Kong Gem & Jewellery Fair…

September 4, 2018

De Beers is selling diamonds for less and the industry isn’t happy

World’s No.1 diamond miner will let buyers refuse some lower-quality stones, just as it gets ready to begin selling synthetic stones.