(miningweekly.com) - The Zimnisky Global Rough Diamond Price Index has gained 2.7% up to mid-December, with polished prices are down 3.5% in the same period, diamond analyst Paul Zimnisky said in a new blog post. The reason for this, according to the New York-based analyst, is that 2017 has been a year of excess inventory shifting from the upstream segment of the diamond industry to the mid-stream segment.
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Richemont, Signet in talks to join De Beers consortium – report
Luxury group Richemont and US retailer Signet Jewelers are in advanced talks to join the Global Diamond Consortium (GDC) bidding for De Beers, according to five people familiar with the matter, Bloomberg reports.
16 october 2026
Rio Tinto begins Q4 of 2026 with strong operational performance
The Anglo-Australian mining group Rio Tinto has reported its third-quarter 2026 results, highlighting strong operational performance.
16 october 2026
Silver market deficit to widen in 2026 - report
In the latest World Silver Survey prepared by the Silver Institute and Metals Focus, the global silver market deficit is forecast to widen for the sixth consecutive year to 46.3 million ounces.
16 october 2026
Tharisa signs PGM offtake deal with Valterra Platinum, expands chrome collaboration
South Africa’s Tharisa has entered a binding arrangement for the sale of PGM concentrate to Rustenburg Platinum Mines, a subsidiary of Valterra Platinum, effective 1 January 2027.
16 october 2026
Norilsk hosts Nornickel’s 3rd Geology and Mine Surveying Forum
The 3rd Geology and Mine Surveying Forum, organized by Nornickel, has kicked off in Norilsk. The event continues to grow in scope, this year bringing together representatives from universities, equipment suppliers, design teams, mining companies, and...
16 october 2026
