Editor’s Note BASE METALS SEARCH
A popular musical group several years back called Blood, Sweat and Tears moaned about being down so long that “bottom looked like up ” I can imagine this standard blues sentiment was adopted by would-…
Articles by Northern Miner Staff
MINERAL PROCESSING RESIN ON THE RISE
The search for better extraction Ttechnology has turned into a Tgold rush of another kind in the labs of Canadian researchers For some time now, scientists in the U S , South Africa, the U S S R , and…
THE ART OF SAMPLEING
In black type and couched in an authoritative tone, a press release from the would-be mining company announces an initial ore reserve figure: “2 5 million tonnes grading 6 3 g gold per tonne ” This is…
THE CARIBOU MILL
Skeptics in the industry will be watching the metallurgical results at Caribou very closely But Mill Manager Steve Williams and Mill Foreman Vic Ferron are confident it will perform up to snuff That…
50 YEARS AGO TODAY HALLNOR SETTLES INTO STRIDE
Hallnor Mines, in the Porcupine area of northern Ontario, has straightened away into a more representative pace of production, with the mill treating about 340 tons of half-ounce ore daily With a high…
50 YEARS AGO TODAY NORTHERN MINER APPEARS IN TIME
Canadian mining crashed U S news magazine columns last week when Time, the popular big-circulation vehicle, picked up an exclusive report from The Northern Miner The item concerned the impending entr…
EXPLORATION ’89
With this our fourth issue in as many years dedicated to mining exploration across the country, we are trying something new In issues past, we covered grassroots exploration This time, we asked a se…
Letters Pinchi Lake
Our work within the Bridge River mining camp of southwest British Columbia has shed new light on regional metallogeny: recent discussions concerning the nature and distribution of metal concentrations…
COMPACT CORE DRILLS
Diamond-impregnated bits and Dthe wireline method of recoverDing core (without removing the drill rods) have been an industry standard since they were introduced in the 1970s Various safety features …
MR EXPLORTATION Noranda Exploration’s John Harvey
Throughout its history the Noranda company * * * has manifested what is tantamount to genius in finding, by accident or design, the right man for the job — from the book “Noranda” by Leslie Roberts N…
BRAVING THE ELEMENTS
A shining metal headframe, a small trailer complex of offices and a long, metal building sparkle in the sunlight of a rare perfect day on the Barrens at Courageous Lake, N W T Here, Thyssen Mining Co…
RESEARCH IMPROVED SLAG FUMING
Recent modifications to a zinc Rextraction process at CoRminco’s Trail, B C , smelter have almost doubled production efficiency during plant testing Tests of the modified zinc slag fuming process, co…