Articles by Northern Miner Staff

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…


A LOOK AT LINDSLEY

The Lindsley deposit, 6 5 km north of Sudbury, in Blezard Twp, Ont , is 100%-owned by Falconbridge Ltd It is a polymetallic sulphide deposit, with values in nickel, copper, cobalt, gold, platinum and…


50 YEARS AGO TODAY ROCK BURST STUDY

The question of rock bursts in northern Ontario mines is receiving the study of government authorities, Premier Hepburn has announced Some 10 days or so before the recent Lake Shore accident, a commit…


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