It’s a stark, startling contrast. Beautiful, precious jewels, like rubies, emeralds and sapphires, are often sourced in dismal conditions where disadvantaged workers and lawlessness make it easy for ...

Precious gem miner Gemfields Group has stopped operations at its Montepuez ruby mine in Mozambique's Cabo Delgado province after an attack was reported at a nearby facility, it said on Thursday. "This ...

Gem Mining, a bitcoin mining company started recently by former U.S. Marine and 2018 candidate for South Carolina governor John Warren, reached hashrate capacity of 1.25 exahashes per second (EH/s) ...

Coloured gemstones miner Gemfields (LON: GEM) (JSE: GML) said on Wednesday it sold almost $69 million of mixed-quality rubies at its June auction, with 97% of the offering gone. The auction marked the ...

Rubies lie exposed at the bottom of a mine pit at Gemfields Montepuez mine GEMFIELDS will commission a second processing plant at its ruby mine Montepuez in Mozambique in September, the company said ...

Locals accuse the ethnic army and Chinese companies of wrecking Mogoke’s golf course and other areas in a final rush for gems ...

Coloured gemstone mining and marketing company Fura Gems received formal approval from the Ministry of Mineral Resources and Energy of Mozambique (MIREM) for the acquisition of a ruby licence, the ...

London-listed Gemfields has generated revenue of $58-million from seven online ruby auctions held during March 15 to April 8. The average selling price was $171.33/ct. The 94 lots on offer, of which ...