LAST BUT NOT LEAST — Amax suspends Hayden mill
Persistently low head grades at the Hayden Hill mine have prompted Amax Gold (NYSE) to suspend milling temporarily. The mine, near Susanville, Calif., started up in the third quarter of 1992 and has s…
1993
Placer updating Zaldivar study
An updated feasibility study for development of Placer Dome’s (TSE) 50%-owned Zaldivar copper property is to be completed by early July. Situated in the Atacama desert of northern Chile, Zaldivar is e…
SouthernEra’s Jennings bullish on Quebec’s Le Tac area
Ontario and Quebec * The Le Tac area of Quebec could become the next Lac de Gras, according to SouthernEra President Christopher Jennings who addressed shareholders at the annual meeting. “Quebec may …
Tax change affects diamond exploration
The minister of Energy, Mines and Resources Canada (EMR) and the finance minister are retroactively altering the income tax rules relating to diamond exploration. Effective Jan. 1, 1993, all diamond d…
LETTERS TO THE EDITOR — Cave-in research yields valuable
I have waited for a follow-up to the article “Cave-ins occur despite precautions” (T.N.M., Sept. 7/92), expecting some experienced mining engineer to lend a hand to those groping in the dark for the a…
SX-EW plant planned for Tuina
Partners International Mahogany (TSE) and North Lily Mining (NASDAQ) are working to finance installation of a solvent extraction-electrowinning plant at their Tuina open-pit heap-leach project near Ca…
Year-end production start expected for Cerro Colorado
Initial production from the Cerro Colorado porphyry copper deposit in northern Chile is expected to begin by year-end, Rio Algom (TSE) reports. Over an estimated 23-year life, 10,000 tonnes per day wi…
CHILEAN REVIEW — Outokumpu tests Chilean project
A potential copper deposit in northern Chile, about 140 km northeast of Antofagasta, has been reported by Outokumpu Copper Resources. Santa Catalina hosts preliminary reserves of more than 100 million…
Choquelimpie not quite finished
Mining operations have ceased at the Choquelimpie gold mine in northern Chile, owned 35% by Northgate Exploration (TSE), but more gold may yet be recovered. Northgate and its joint-venture partners un…
Conwest and parent Faraday to merge
Toronto-listed Conwest Exploration (TSE) and parent Faraday Resources (TSE) are amalgating. The company will continue to be known as Conwest. Pursuant to the merger, Faraday shareholders will receive …
Niugini plans San Cristobal drilling
Production at the San Cristobal mine of Niugini Mining totalled 57,948 oz. gold and 176,499 oz. silver in 1992. The company, incorporated in Papua New Guinea and with offices in Sydney, Australia, say…
Canada’s top gold mines pass peak
For the first time in years, annual production from Canada’s largest gold mines has declined rather than increased. Mainly as a result of lower grades at the big Hemlo mines in Ontario, cumulative pro…