1988

50 YEARS AGO PROPOSE QUARRYING AT ATHONA PROPERTY

Open-cut methods may be applied for mining the entire granite mass lying between the east and west gabbro contacts at the Athona property in the Goldfields section of the Lake Athabaska area in northe…


AUTOMATED HOISTS

The mine hoisting fraternity in Canada is warming to the idea that micro-computers can control hoisting systems. Noranda has gone the computer control route at its Geco mine, and the company is in the…


CORE SHACK BOUSQUET #2

The Bousquet #2 stratiform gold deposit, 40 km east of Rouyn-Noranda, Que., and 2 km east of the Bousquet #1 deposit, has ore reserves of 7.1 million tonnes grading 6.4 g of gold per tonne. The deposi…


A DENSE FILL PROJECT

Backfilling methods are certainly garnering plenty of attention these days. At Kidd Creek, the use of fly ash as a partial substitute for mor e expensive cement in backfill has been used successfully….


THE PANEL OPERATION

About 2 billion years ago when this planet was a chilling, uninhabitable place, a pre-Cambrian stream laden with uranium-rich gravels emptied into a lake or inland sea just north of what is today the …


LETTERS IN THE PICTURE

In the January, 1988, issue of The Northern Miner Magazine on page 64, there appeared a picture with the caption “Prospecting the horse-drawn way in New Brunswick.” This picture was taken at a small c…


Editor’s Note SAFETY FIRST

Nothing gives mining a poorer public image in this country than deaths that occur on the job. When they occur, mining fatalities are often played prominently on radio and television and in newspapers …


Exploration: What’s New DOWN-HOLE PROBES

The objective of geophysical exploration from boreholes is to indicate direction and distance to promising targets. To improve the possibilities for 3-dimensional interpretation of the surroundings, a…


Open-Pit Mining: What’s New CONVEYING POWER

One of Canada’s foremost technology watchdogs has predicted that the surface mines of the 1990s will be so dependent on computer-based technology that manpower will be reduced to one-third of current …


UNDERGROUND WHAT’S NEW HIGH-SPEED MUCKING

Diesel load-haul-dump machines (better known as LHDs or simply scoops) revolutionized underground base metals mining in the early 1960s. Their main advantage was the flexibility they offered. In the l…


Cross-Cuts GOLDEN BUNGLE

Everything was quiet around the Delnite mine property on the night of June 2, 1950. The staff from the gold refinery office had long since cleared out and called it a day. Not 50 yards away in a house…


DRILLING: WHAT”S NEW WATER-JET DRILLS

With financial assistance from the National Research Council, a small, publicly listed industrial research company in Toronto is aggressively pursuing Canada’s hard-rock drilling and bolting market. T…


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