Articles by Northern Miner Staff

Lab a memorial to Dr. Duncan Derry

A new electron microprobe lab, built as a memorial to Dr. Duncan Derry (1906-87), opened recently at the University of Toronto. Derry, an Officer of the Order of Canada, was inducted into the Canadian…


INSIDE Core drilling used in geothermal work

Geothermal exploration has traditionally been done using large oil field equipment, but advances in equipment and techniques have given exploration companies an alternative method of drilling, in part…



Metal Prices (May 21, 1990)

FREE MARKET London Metal Exchange Spot closing prices in $US per tonne, except copper and lead (pounds sterling per tonne) Date May 15 May 14 May 11 May 10 May 9 Copper 1583-1585 1643-1644 1690-1695 1…


INSIDE Ocean drilling off B.C. coast

An international research body plans to drill a base metal deposit off the coast of British Columbia next summer as part of an international research initiative to study the geology of the world’s oce…



INSIDE B.C.’s Jack Davis foresees good year

British Columbia’s mines minister says the province’s mining industry enjoyed a period of “relative prosperity” in 1989 and he expects the same in 1990, and when the mining industry does well, the dia…


Third Eskay zone boosts neighbors

Recent drilling by Prime Explorations below the 21B and 21A zones on the Eskay Creek project north of Stewart, B.C., has encountered a new and discrete mineral zone that lies well beyond existing rese…


Equity Silver Mines earnings drop

First-quarter earnings dropped slightly for Equity Silver Mines (TSE), falling to $4.5 million on revenues of $25.9 million, compared with the previous year’s earnings of $5 million on revenues of $27…


Goldex likes broad widths of GE zone intersections

A $2-million underground exploration drive to determine the size, shape and grade of the Goldex Extension zone near Val d’Or, Que., is now well past the halfway stage. But even though partners Goldex …


William, Billiton test Montgay bet

Five holes tested geophysical anomalies and two other holes tested the depth extension of a known zinc-silver occurrence as part of a drilling program at the Montgay property 55 km northeast of Val d’…


Byproduct mining sends supply of silver soaring

The increasing supply of silver from new mine production is weighing heavily on the price of the precious metal. “Because the large proportion of this production comes from the byproduct mining of cop…


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