echo bay mines tailings

ECHO BAY MINES LTD EDGAR Online

ECHO BAY MINES LTD Annual Report (Regulation S K, item 405) (10 K405) Year 2000 Risks Year 2000 Risks The metals are quot;concentratedquot; from ore and the remainder is discarded as neutralized tailings. The contained metals are recovered from the concentrates either by leaching or by smelting.

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Effect of Gravel Road adn Tailing Pond Dust on Tundra

Mine (a gold mine run by Echo Bay Mines ), approximately 1 km west of Contwoyoto Lake, NWT (65o 46'N and 111o 14'W ). The mine is a complex of buildings, gravel airstrip, roads and tailings ponds (Figure1). A large tailings pond system was created by damming of the shallow tundra watershed.

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I. INTRODUCTION AINA Publications Server

Terra Mines. 52 2. Analysis of solid tailings in percent by X Rays fluorescence. 55 3. Chemical reagents used in the flotation process. 62 4. Concentration of the reagents used in Terra and Echo Bay mines operate in the Great Bear Lake area, near the Arctic circle, in North West Territories. Echo Bay

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AJ Gold Mine Ground Truth Trekking

Whereas Echo Bay had considered a large mine, of 15,000 22,000 tons per day, the city is focusing on a smaller mine, of around 3,500 tons per day (about the size of Green's Creek or Kensington). The proposal includes an unusual plan to perform the milling, and store tailings, underground.

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Mining Park 7DLOLQJV Tonopah, Nevada

TAILINGS VOLUME 8 1 PAGE 1 SPRING 2010 Mining Park celebrates twelve years There was much to be done prior to the Tonopah Historic 0LQLQJ3DUN182;V'HGLFDWLRQ Ceremonies on July 25, 1998. In 1994 Echo Bay Mines donated the mining park to Nye County and Nye County donated the mining park to the Town of Tonopah. Spanning over one hundred years of

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Contaminated Sites in the Northwest Territories ExploreNorth

In 1964, Echo Bay Mines took over operations and mined for silver. Echo Bay Mines ceased mining operations at Port Radium in 1982 after covering most tailings and garbage with waste rock, moving all valuable equipment to nearby mining operations and destroying buildings on site.

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Review of discharge water quality for proposed Sheep Creek

Review of discharge water quality for proposed Sheep Creek tailings basin AJ Mine, Juneau, Alaska. [Klohn Leonoff, Inc.; Echo Bay Mines.;] Home. WorldCat Home About WorldCat Help. Search. Search for Library Items Search for Lists Search for Contacts Search for a Library. Create

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The Process and Requirements for Large Mine Permit

The Process and Requirements for Large Mine Permit Applications in Alaska State of Alaska Large Mine Team US Army Corps of Engineers US Environmental Protection Agency

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Tailings Disposal Options for the Kensington Mine at

In this instance, for EPA consideration it had to be shown that submarine tailings disposal is the most environmentally sound option through extensive analysis including physical, chemical, and geological oceanography and sedimentation information of the area in question (Echo Bay Mines, 1995).

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Prolonged Exposure to Mine Tailings and Survival and

Tailings were prepared for Echo Bay Mines, , by Lakeland Research in Ontario, Canada, as part of an evaluation to determine the effects of STD from the AJ mine; a complete characterization of the tailings is provided in US EPA (1996b). Prior to the present study, tailings were

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mine tailings the environment introductionamp boost 3

echo bay mines tailings. Random Post. tire crusher phalaborwa. mineral flotation cell yangyang080. small iron processing plant. high frequency vibrate screen. twins grinding machine for steel. About us.

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Mining Services Schafer Limited LLC

Mining Services. Dr. Schafer managed more than 250 projects involving the environmental aspects of mining. His projects have included prediction, prevention, and control of acid drainage and metal leaching (AD/ML); mine closure and reclamation of waste rock, tailings, underground and open pit mines, and leached ore piles;

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Port Radium Abandoned Mines in Northern Canada

From 1964 until 1982, the company Echo Bay Mines extracted silver from Port Radium, but the site reverted to federal Crown land with the closure of the mine and Port Radium town site in 1982. Recently, high rates of cancer and lung disease in the nearby Sahtu Dene community of D233;line have caused a great deal of anxiety and controversy.

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Prolonged Exposure to Mine Tailings and Survival and

Tailings were prepared for Echo Bay Mines, , by Lakeland Research in Ontario, Canada, as part of an evaluation to determine the effects of STD from the AJ mine; a complete characterization of the tailings is provided in US EPA

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Gordon Fellows, PE President Fellows Mining Digital

View Gordon Fellows, PES profile on LinkedIn, the world's largest professional community. Echo Bay Mines, and project managed an upstream lift on a double lined tailings pond at

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Technical Report Treatment of Cyanide Heap Leaches and

TREATMENT OF CYANIDE HEAP LEACHES AND TAILINGS September 1994 U.S. Environmental Protection Agency Office of Solid Waste Special Waste Branch 401 M Street, SW Washington, DC 20460. Treatment of Cyanide Heap Leaches and Tailings DISCLAIMER AND ACKNOWLEDGEMENTS Echo Bay Mining Company, Nevada INCO

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Timeline for Permitting the Buckhorn Mine oha

Kinross purchases Echo Bay including the Republic mill, tailings and mines July Newmont Mining reclaims BMG exploration damage August Crown submits plans for an underground mine with mill and tailings in Beaver Canyon

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Juneau After the Gold Rush multinationalmonitor

Echo Bay Mines of Canada is attempting to reopen the historic Alaska Juneau (AJ) mine, one of the world's largest gold mines, located four miles from downtown Juneau. In conjunction with Coeur d'Alene Mines of Idaho, Echo Bay is also attempting to open the

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R. David Carnes In Alaska

tailings in the Sheep Creek valley approximately 3 miles south of the downtown Juneau area. Mine life is being set at 15 years, but this figure could be substantially increased after production gets underway in 1993. o Kensington Mine . Echo Bay Mines, , through their subsidiary Echo Bay Exploration, and Coeur D'Alene Mines, arein the

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A Trip to Great Bear Lake

resource. The old tailings pile also contained good silver values becausethe original 1930s mill was not very efficient. Ulster Petroleum Ltd was the owner of the property in the 1960s, and in 1973 they negotiated a deal with Echo Bay Mines Ltd for the processing of ores from Contact Lake Mine at their mill at Port Radium, 15 kilometers away.

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Uranium mines and mills waste Canadian Nuclear Safety

There are two licensed closed uranium mine and tailings sites in the Northwest Territories Port Radium mine and Rayrock mine. Port Radium. The Port Radium site is located in the Northwest Territories at Echo Bay, on the eastern shores of Great Bear Lake, about 265 kilometres east of the Dene community of D233;line at the edge of the Arctic Circle.

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quot;Kettle Riverquot; in Ferry, WA, Gold Plant The Diggings

quot;Kettle Riverquot; is a plant deposit site in the Rocky Mountain System of Washington, The United States. It is a deposit, located in the Curlew mining district and is considered to be of world class significance. 1 Gold and silver deposits are documented at quot;Kettle River.quot;

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I. INTRODUCTION AINA Publications Server

Terra Mines. 52 2. Analysis of solid tailings in percent by X Rays fluorescence. 55 3. Chemical reagents used in the flotation process. 62 4. Concentration of the reagents used in Terra and Echo Bay mines operate in the Great Bear Lake area, near the Arctic circle, in North West Territories. Echo Bay

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images of echo bay Shuswap Lake Photos Blog

At Great Bear Lake in the Northwest Territories, circa 1951 on the north eastern shore, in a small inlet of Echo Bay at LaBine Point, existed Port Radium and the Eldorado Mine. Over the years they mined for uranium, gold, silver and copper.

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AJ Gold Mine Ground Truth Trekking

Whereas Echo Bay had considered a large mine, of 15,000 22,000 tons per day, the city is focusing on a smaller mine, of around 3,500 tons per day (about the size of Green's Creek or Kensington). The proposal includes an unusual plan to perform the milling, and store tailings, underground.

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The Journal for the CENTER for SCIENCE in PUBLIC

force Echo Bay Mines to make major changes to its proposal to reopen the Alaska Juneau Mine, a gold mine located within the city of Juneau. Echo Bay had originally proposed using Sheep Creek Valley, near downtown, as a tailings disposal site. The prospect of effluent discharge containing cyanide,

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Uranium mines and mills waste Canadian Nuclear Safety

There are two licensed closed uranium mine and tailings sites in the Northwest Territories Port Radium mine and Rayrock mine. Port Radium. The Port Radium site is located in the Northwest Territories at Echo Bay, on the eastern shores of Great Bear Lake, about 265 kilometres east of the Dene community of D233;line at the edge of the Arctic Circle.

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Nevada Hills Mine Tailings westernmininghistory

The Nevada Hills Mine Tailings is a gold mine located in Churchill county, Nevada at an elevation of 5,679 feet.

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Kettle River Operations Western Mining History

The Kettle River Operations is a gold mine located in Ferry county, Washington at an elevation of 2,001 feet. TAILINGS POND IS FULLY LINED WITH VLDPE. TAILS CONTAIN MAGNETITE AND SOME CLAYS. ALL SURFACE SITE RUNOFF GOES TO TAILINGS POND. ECHO BAY MINES INC., 1996 ANNUAL REPORT, PP. 28 29, 56 57,60 . Reference Category Deposit

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Westlaw Document 13 26 13 Juneau

tailings dam and impoundment and marine wastewater discharge system, which were major portions of project, and (2) commis Mines and Minerals 260 92.8 260 Mines and Minerals 260III Operation of Mines, Quarries, and cember 1995 CBJ and Echo Bay

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