Cecilia Jamasmie, Author at MINING.COM

Anti-corruption body asks Rio for Oyu Tolgoi-related info

Request relates to an investigation about possible abuse of power by authorized officials during negotiation of the 2009 Oyu Tolgoi investment agreement.

Cecilia Jamasmie | March 13, 2018 | 9:34 am

Fifth-largest gem quality diamond in history sold for $40 million

Gem Diamonds found the 910-carat diamond, named "The Lesotho Legend," in January.

Cecilia Jamasmie | March 13, 2018 | 6:20 am

Antofagasta more than doubles dividend on strong copper prices

Chile-focused miner is raising its dividend by 177%.

Cecilia Jamasmie | March 13, 2018 | 4:20 am

Newfield acquires Stellar Diamonds for $23.6 million

Under the deal, Newfield will lend Stellar $3 million to help it over its immediate short-term cash needs, while undertaking a right issue to raise A$30 million (roughly $23.6m) to re-finance the blended company.

Cecilia Jamasmie | March 12, 2018 | 8:48 am

US miners ask Supreme Court to end uranium mining ban near Grand Canyon

The National Mining Association (NMA) and the American Exploration and Mining Association (AEMA) have filed petitions asking the court to reverse the 2012 ban.

Cecilia Jamasmie | March 12, 2018 | 7:12 am

Antofagasta’s Los Pelambres copper mine workers vote to strike

Unionized workers company’s latest offer for a collective labour agreement.

Cecilia Jamasmie | March 9, 2018 | 9:14 am

Teck restarts Elkview dryer, to lose 200,000 tonnes of coal production

Company expects to lose about 200,000 tonnes in steelmaking coal output.

Cecilia Jamasmie | March 9, 2018 | 6:25 am

Guatemala delays ruling on Tahoe’s Escobal mine reopening

Constitutional Court has requested additional information.

Cecilia Jamasmie | March 9, 2018 | 3:36 am

Scientists closer to producing safer and longer-lasting lithium battery

Using a 3-D layer of polydimethylsiloxane (PDMS), or silicone, reduces dendrite growth, which makes batteries safer and longer-lasting.

Cecilia Jamasmie | March 8, 2018 | 10:05 am

Cobalt consumers main victims of Congo’s new mining code — analysts

A new mining code in the cobalt-rich Congo will lead to higher costs for consumers of the battery metal at a time automakers are expanding production of electric vehicles, experts say.

Cecilia Jamasmie | March 8, 2018 | 5:52 am