Reducing the cost of maintaining underground mining equipment could save the mining industry billions of dollars a year, says Dr. W.R (Bob) Dengler, who heads a prominent mine contracting company. Den…
Explorationists made several so-called “blind” discoveries in the 1980s. At depths of 230 to 1,300 metres, these deposits are hidden well beyond the range of conventional air-borne and ground geophysi…
Within the mining industry, there are varying opinions on the potential for an economic gold deposit in Nova Scotia. For this reason, we will attempt to give some insights on the past as well as curre…
So, you want to go public. You figure you can get together some money, start a public company to explore that mineral showing, find a mine. And get rich. I’ve been through that process during the past…
Airborne, ground and borehole magnetometer surveys are not what they used to be. A revolution of sorts came in the early 1980s. “Smart” microprocessor-based magnetometers made it possible to store, re…
It is difficult and challenging to be a manager today. Business must be able to adjust rapidly and effectively to the many changes occurring in our technology and our society. However, the era of rapi…
In researching a story on record-breaking events in mining for our April issue, I visited the office of our publisher emeritus, Mort Brown. He’s been in the business for practically half a century. I …
When geologist Howard Stockford thinks about the major new copper-zinc discovery made by Aur Resources in Val d’Or, Que., a broad smile breaks across his face. It’s not hard to appreciate why. The Aur…
April 1-5, Sparks, Nev. The Geology and Ore Deposits of the Great Basin. At the Nugget Hotel. Contact Geological Society of Nevada, Box 12021, Reno, Nev. 89510. April 2-6, Birmingham, England. Metalwo…
ELECTRIC TROLLEY TRUCK Wagner Mining Equipment, now owned by Atlas Copco, has introduced a 350-hp electric trolley truck. The EMT-439, equipped with a 1,000- volt, 3-phase electric motor, has a payloa…
CHARGE IT We learned recently that nickel/copper production has been suffering at Falconbridge’s Sudbury refinery. Faced with a critical demand overload, Ontario Hydro triggered a clause in its electr…
We are writing to correct the story of how the Red Dog deposit in Alaska was discovered (TNMM, January, 1990). The following account comes from Robert Griffis, who was a member of the Watts, Griffis a…
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