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Scandinavian mining technology is playing a prominent role in Canada’s newest nickel mine. The mining method — longhole raise mining — selected for the bulk of the 2.58-million-tonne orebody under N…

Nickel may not possess the glamorous appeal of gold and silver but, in 1988, the base metal did just fine without it. Because of an unusual set of circumstances in which record consumption combined wi…

Without accurate and complete information, no decision can be made, regardless of subject matter. How can a geologist or mining engineer recommend the acquisition of a property or the commissioning of…

Ore reserves and grade control can be managed dynamically to satisfy both mineral processing and management requirements by shipping a balanced mill feed grade and adjusting mine-planning to economic …

As a boy, I first learned about platinum from my great-grandfather, a metallurgist who, back in the 1870s, worked it in high-quality laboratory equipment and dentistry. In those days, inventive minds …

I recently received a phone call I from a senior executive asking for I an employment reference on an individual he was about to hire. He started off by saying: “I’ve offered the job contingent upon a…

In the article “Unconventional Grading” in your August issue, you have made an outstanding contribution to the prevailing confusion about the relationship of the metric system to other systems of weig…

It’s no secret that pouring base metals matte in smelters built shortly after the turn of the century goes hand-in-hand with pumping acid rain-causing sulphur dioxide into the atmosphere. Ask any smel…

I read with interest your “Cross-cuts” article in the June issue about the golden bungle at Delnite Mines on June 2, 1950. I was the chief geologist at that time and George Vary (mine superintendent) …

Norman Keevil Jr, president of Teck Corp., suggested last year that a price turnaround for copper couldn’t be far off. The reason? His board of directors was almost unanimously negative on the red met…

Silver prices have been more volatile than gold since the beginning of 1988, but the metal failed to sustain a rally. By early fa ll, it was hovering in the $6.25 (US)-per-oz range, about the price at…

Three deposits of hematite ore, two of which are high-grade and suitable for direct treatment by bessemer processes, and altogether containing an estimated potential of 1,000,000,000 tons, are descri…