Copper

Alder revisits the former Rosita project

Alder Resources’ (ALR-V) chairman Don Dudek and CEO Joseph Arengi, who were persistent in pursuing the past-producing copper-gold-silver Rosita project in northeast Nicaragua, are hoping their perseverance will soon pay off with a big…



Pit stripping and excavation activity at Turquoise Hill Resources' Oyu Tolgoi copper-gold project in Mongolia's South Gobi dessert. Sources: Turquoise Hill Resources

Oyu Tolgoi’s feasibility study delayed

Turquoise Hill Resources (TRQ-T, TRQ-N) updated the market with good and bad news about its 66%-held Oyu Tolgoi copper-gold project in Mongolia’s South Gobi desert.



Inmet boosts copper reserves as First Quantum bid looms

VANCOUVER — As its future hangs in the balance, Canadian base metals producer Inmet Mining (IMN-T) continued to increase its value via a global resource update on Feb. 11, which was highlighted by a 22% jump in proven and probable copper…


Oyu Tolgoi’s feasibility study gets delayed

Turquoise Hill Resources (TRQ-T, TRQ-N) updated the market on its 66%-held Oyu Tolgoi copper-gold project in Mongolia’s South Gobi desert with a mix of potentially good and bad news.



Curis' Florence copper project in Arizona. Source: Curis Resources

Florence prefeasibility lifts Curis to 52-week high

VANCOUVER – Curis Resources (CUV-T) managed to buck two of the mining sector’s most persistent problems – creeping capital costs and rising operating expenses – with a prefeasibility study for its Florence copper project in…


Back Forty gains grade but work still suspended

VANCOUVER — A new resource estimate for the Back Forty poly-metallic project in Michigan’s Upper Peninsula has boosted the deposit’s metal grades. But despite the improvement, no work is underway at the site because project…


McEwen Mining's Los Azules porphyry copper project in San Juan, Argentina near the Chilean border. Credit: McEwen Mining.

McEwen grows Los Azules copper count

VANCOUVER — With 10 drill holes, McEwen Mining (MUX-T, MUX-N) has boosted the copper resource at its Los Azules project in Argentina by 20% compared to the last estimate just eight months ago, and the huge deposit remains open in every…


Garfield MacVeigh (left), president of Constantine Metal Resources, shakes hands with Nobuo Yamazaki, president of Dowa Metals & Mining, after reaching a joint-venture agreement for the Palmer VMS project in Alaska. Source: Constantine Metal Resources

Constantine finds perfect partner for Palmer

VANCOUVER — For the last few years, the Palmer project in Alaska almost had it all: a high-grade polymetallic deposit with thick, continuous zones that could be mined using short lateral drifts to deposit ore beside a highway running to a…



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