Vancouver Stock Exchange (December 02, 1991)
Trading activity was relatively flat during the week ended Nov. 26, with the resource index posting a 1.3-point loss to 508.17 and the composite index gaining 5.2 points to close at 561.55. The recent…
News
A SINGULAR PURSUIT: The tangle of companies his father Jack Allen
Over the past two decades, Peter Ackerman Allen has fused together a perplexing assemblage of small, linked mining companies into a single, modern, big-league gold player called LAC Minerals. Along th…
EL INDIO: PRODUCTIVITY IS PRIORITY ONE; An underground and open
The El Indio mine sprawls across several peaks of the Chilean Andes some 4,000 m above sea level. A collection of profitable underground and open-pit mines, the complex lies approximately 190 km east …
BRED IN THE BONE: Appropriately, LAC’s chief of operations was
Decentralized control and mine managers who are fully responsible for each of their mines. Thats the philosophy of LAC Minerals, a million-ounce producer with an empire in both the Americas overseen o…
PEAK PERFORMER
At the rarefied elevation of 4,000 metres above sea level, you learn to adjust physiologically. You regularly take extra gulps of air to compensate for that occasional, uncomfortable breathless feelin…
LAKEFIELD PASSES THE 50 MARK
Thayer Lindsley had an undisputed talent for finding and developing mines. Patience, however, wasnt one of his strong points. As president of the rapidly expanding Ventures Group in the early 1940s, L…
THE LITTLE MILL THAT COULD: Est Malartic mill copes with a variety
If ever there were to be a country-wide award for flexibilty in processing plants, for adapting to changing times, then LAC Mineral’s Est Malartic mill would be the run-away winner. The mill was built…
GROUND CONTROL
Rockbolts are rare at El Indio. You might find them in the service bays, along with screening or shotcreting. But they are not in evidence in the main drifts or in stopes. Only where drifts cross faul…
WHAT’S NEW: HOSE ASSEMBLY MADE EASY
Aeroquip (Canada) Inc. has introduced MatchMate Plus, a trademarked crimp hose assembly system that includes a new one-piece global fitting and other enhancements to its popular Match Mate system. The…
LAC MINES THE AMERICAS
Modern-day LAC Minerals rests on four pillars — the Doyon mine (featured in the Fall Issue of The Northern Miner Magazine), the Bousquet complex, Bullfrog in Nevada and the El Indio complex in the wi…
ENVIRONMENTAL ASPECT
Arsenic has been the bugbear at El Indio since its inception. Currently, 93% of the arsenic is captured before it goes out the roaster stacks. LAC is working to increase the gas capture to 98%. Accord…
MINE EXPLORATION
The El Indio complex has reserves that will last for at least another 10 years. At the 3700 level, the deepest mine access, the San Paulo drift is being extended to confirm mineralization and to set u…