Star Diamond and Rio Tinto clash over project ownership
In spite of a legal dispute between partners Star Diamond (TSX: DIAM) and Rio Tinto (NYSE: RIO; LSE: RIO) at the Star-Orion South diamond project in north-central Saskatchewan, the project…
Rio Tinto
EHR Resources launches diamond ‘incubator’
With a new strategy focused on diamonds that officially launched in March, just as the coronavirus pandemic began to spread across the globe, you might think that EHR Resources (ASX:…
Calibre reports positive maiden resource for Panteon deposit at Limon
Calibre Mining (TSX: CXB; US-OTC: CXBMF) has reported the first resource estimate for the Panteon deposit at its Limon mine in Nicaragua. The high-grade vein is about 150 metres from…
Rio Tinto extracts high-purity scandium in Quebec
Rio Tinto (NYSE: RIO; LSE: RIO) has developed a way to extract high-purity scandium oxide from waste at its titanium dioxide production facilities in Quebec. The company has been using…
Talon Metals closes private placement to advance Tamarack project in Minnesota
Talon Metals (TSX: TLO; US-OTC: TLOFF ) has raised $4 million in a non-brokered private placement of more than 40 million common shares at a price of 10¢ a share….
Turquoise Hill says Oyu Tolgoi blowout could top US$1.8B
Turquoise Hill Resources (TSX: TRQ; NYSE: TRQ) announced that an ongoing expansion of the giant Oyu Tolgoi copper-gold-silver mine in Mongolia is expected to cost an additional US$1.8 billion. The…
Alrosa’s anemic April sales underscore market distress
Russia’s Alrosa, the world’s top diamond producer by output, saw sales for rough and polished diamonds fall to US$15.6 million in April, as the coronavirus pandemic continues to hit demand….
Top investors face-off over Rio Tinto’s emissions cuts
Rio Tinto’s (NYSE: RIO; LSE: RIO) top investors are set to face off at the company’s upcoming annual meeting, with only some of them in favour of pushing the miner…
Rio Tinto boosts budget for Citadel copper project in Australia
Rio Tinto ( NYSE: RIO; LSE: RIO) will spend a further A$9.2 million (US$5.9 million) on exploration at the Citadel copper-gold project, a joint venture with junior Antipa Minerals (ASX:…
Emissions to drop 6% this year due to pandemic: WMO
Greenhouse emissions are expected to fall by 6% this year due to a global slowdown caused by the COVID-19 pandemic, the World Meteorological Organization (WMO) said, but that would not…
Rio Tinto lowers copper target; flags issues at Oyu Tolgoi
Rio Tinto (NYSE: RIO; LSE: RIO) signalled on Friday a recovery in China’s economy, as it reported improved shipments of iron ore to the country, but the company cut its…
American Pacific acquires Madison with Rio Tinto as partner
For a junior exploration company with a market capitalization of $3 million, the prospect of acquiring a gold project with a past producing mine in the U.S., where Rio Tinto…