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Salle et pilier Mining Snap Lake.
De Beers halts operations at Snap Lake diamond mine in …
Snap Lake was planned to operate until 2028 but the mine operations was not profitable. In addition, it faced closure due to groundwater problems believed to have added to already high costs at the mine. In order to determine the potential of the ore body as a viable mine, De Beers plans to assess market conditions in 2016.
Snap Lake mine to be flooded
The definitive guide to mining operations and excellence. Established in 1909 by Herbert Hoover, Mining Magazine provides comprehensive technical insight into mining operations. It aims to inform and support mine management in decision-making regarding mining techniques, technologies, workforce, logistics, and supply chains.
PETROLOGY OF THE SNAP LAKE KIMBERLITE, NWT, …
The Snap Lake kimberlite is located 220 km northeast of Yellowknife in the Northwest Territories. The kimberlite occurs in the southeastern part of the Slave Craton, intruding Archaean granitoids and metavolcanics. The ge of the kimberlite isa 523±6.9 Ma. (Geospec Consultants Ltd., 1999). Core drilling shows that the Snap Lake kimberlite ...
Snap Lake diamond mine for sale
The Snap Lake diamond mine in Canada has been put up for sale by DeBeers. Operations at the unprofitable mine which began production in 2008 were suspended near the end of 2015. ... Advertising in Mining Engineering or T&UC online truly pays off, whether via print, digital, or both, is a great way to reach more than 14,000 SME and UCA members ...
Snow Lake Energy makes gallium discovery in Ontario
By 11:25 a.m. ET, Snow Lake's Nasdaq-listed shares were up by over 30% to $0.89 apiece, for a market capitalization of $68 million. ... Some of the world's largest mining companies, market ...
De Beers Group announces Snap Lake mine entering final …
The process began in 2019 for Victor and 2022 for Snap Lake. Both closures received important regulatory approvals in December 2022. At Snap Lake Mine, 220 km …
Major Mines & Projects | Snap Lake Mine
The Snap Lake kimberlite is found on the northwest shore of Snap Lake and extends to the southeast under the lake. It is hosted within sediments and volcanics of the Yellowknife Supergroup. This kimberlite body is relatively flat-lying (dipping at approx. 15°NE) and is …
DIAMONDS: De Beers puts Snap Lake mine up for sale
NORTHWEST TERRITORIES – De Beers Canada of Calgary has decided to see if the Snap Lake diamond mine 220 km northeast of Yellowknife can be sold. The company has engaged the Bank of Montreal to market the property. The mine, opened in 2007, was put on care and maintenance in December 2015.
Snap Lake Mine
De Beers Canada Mining Inc. De Beers Snap Lake Mine . Water Management Plan (Water License MV2011L2-0004) 1 October 2013 . Rev 1.0 . Snap Lake Mine Water Management Plan - 1 - October 2013 De Beers Canada Mining Inc. TABLE OF CONTENTS . SECTION
DE BEERS GROUP AWARDS SNAP LAKE MINE CLOSURE CONTRACT TO NWT COMPANY
Since 2004, Snap Lake Mine has spent close to $2 billion with Indigenous and other NWT companies, generated more than 2,500 person years of employment for NWT residents, and provided $27 million in training and community investment. We're proud to build on this legacy into closure."
Snap Lake Mine
86 residents of these communities worked at Snap Lake Mine . SOCIAL MANAGEMENT & INVESTMENT EMPLOYMENT De Beers' Snap Lake Mine registered 776 person-years1 of employment1 in 2013 . This is about the same number as the previous year . The workforce is comprised of De Beers employees, as well as those working for our on-site contractors . Eighty ...
Snap Lake Mine
The Snap Lake project is located on the tundra, 220 air kilometers (136 miles) northeast of Yellowknife, Northwest Territories. Ledcor was successful in overcoming the logistical challenge of arctic conditions and ice roads by which …
De Beers Canada gains revised plan approval for Snap Lake diamond mine
De Beers Canada has obtained approval for a revised suspension plan from the Mackenzie Valley Land and Water Board (MVLWB) for extended care and maintenance (ECM) and water management for its Snap Lake mine in the Northwest Territories.
Dimensionnement des pilliers
Dimensionnement des piliers dans les mines souterraines V1.0 Page | 1 ©YIY@2020 Avant‐propos Ce cours de dimensionnement des piliers des mines souterraines est
De Beers submits final plan for Snap Lake mine's …
Around 400 jobs were lost when Snap Lake ceased production in late 2015, having been open since 2008. The mine had initially been expected to remain in operation until 2028, but underground mining at the site, beneath …
'All infrastructure removed' at Snap Lake by end of 2023
De Beers says its shuttered Snap Lake diamond mine is "entering the final stages of active closure" ahead of a switch to long-term monitoring. Work to close down Snap Lake – the country's only fully underground diamond mine – has been under way since De Beers announced it would cease production at the end of 2015.
Step Dancing at Snap Lake
A 15 continuous angle would be the most problematic angle for mining. Here we can lay out a room and pillar mining plan, followed by paste backfill." The plan is to lay out five mining blocks of 250,000 tonnes each before mining can begin in October 2007. Warm weather woes. Construction began at Snap Lake in July 2005.
Major Mines & Projects | Snap Lake Mine
Mining Method: Room-and-pillar; Production Start... Snapshot: The Snap Lake Mine (the Mine) is a former underground diamond mine operated from 2008 to 2015, when De Beers put the Mine …
(PDF) Méthodes d'exploitation souterraine
Mining, Metallurgy, and Exploration, Inc. Kamoa Copper SA : Kamoa-Kakula Project. ... prévalente est la chambre et pilier. Mais si la pente du dép osit change au dressant et les autres .
Active closure on Snap Lake Mine '96 per cent' complete
Snap Lake was, at the time, the only fully underground diamond mine in the territory, and ceased production in December 2015 due to what the company called a drop in the market price of diamonds and a necessary costly license exemption. It was put in to what was called "care and maintenance" in case operations were restarted, but the closure ...
IMPACT BENEFIT AGREEMENT
YELLOWKNIFE - Representatives of DE BEERS CANADA and the YELLOWKNIVES DENE FIRST NATION have reached agreement on the impact benefit agreement covering De Beers Snap Lake diamond mine. The agreement sets out the specific benefits that the Dene will receive from the project, notably employment, business …
Snap Lake Mine
To ensure the identity or quality of production by Snap Lake mine, the government has the right to monitor the valuation process in the Yellowknife and process of selling 10% of Snap Lake diamonds. In May 2004, the company entered into an environmental agreement with the Government of Canada and aboriginal organisations from primary communities.
SNAP LAKE MINE
SNAP LAKE MINE 2018 Annual Closure and Reclamation Plan Progress Report 6 August 2019 Page 1 1. INTRODUCTION This 2018 Annual Closure and Reclamation Plan Progress Report (ACRPPR) for the Snap Lake Mine has been prepared to satisfy Part I, Item 2 of the Type A Water Licence (MV2011L2-0004), issued by the
An Overview of Paste Tailings Disposal at the Snap Lake …
1. Brad Howe Mining Engineer – Snap Lake Mine 2. Maxwell Morapeli Mine General Manager – Snap Lake Mine 3. Erica Bonhomme Environmental Manager – Snap Lake Mine 4. MVLWB 5. Peter Mooney Senior Operations Manager – Snap Lake Mine 6. Jack Caldwell Civil Engineer – Robertson GeoConsultants 7. File Technical Services 8.
Snap Lake Mine
Underground mining methods are being used to mine the kimberlite dyke. The main entrance to the mine is 5m wide and 4.5m high. Low profile trackless mining equipment is used for easy access to areas of low …
Snap Lake had groundwater problems before closure
Snap Lake was the firm's first diamond mine outside of Africa, and Canada's first primary underground diamond mine. The mine employed 747 workers and produced 1.2 million carats last year and ...
De Beers Canada Inc.
MV2011L2-0004 - De Beers Snap Lake - Request for review and comment on Follow up to Starter Cell Raise Request - Sept5-13.pdf (2.87 ) September 4, 2013: September 4, 2013: MV2011L2-0004 - De Beers Snap Lake - Staff Report for Installation of Second Permanent Diffuser - Aug29-13.pdf (802.75 KB) August 28, 2013: August 28, 2013
DIAMONDS: De Beers, Yellowknives partner for maintenance at Snap Lake
NORTHWEST TERRITORIES – Calgary-based De Beers Canada has created a new partnership with the Det'On Cho Corp. (DDC) for the care and maintenance of the Snap Lake diamond mine. The corporation is the business development arm of the Yellowknives Dene First Nation.DDC will provide personnel for site safety, camp support, travel and logistics, …
VICTOR AND SNAP LAKE MINES ENTER FINAL STAGES OF …
Victor mine was Ontario's first and only diamond mine and opened in July 2008. Snap Lake mine was Canada's only entirely underground diamond mine and was De Beers' first mine in Canada when it opened in July 2008. CLICK HERE to see a fact sheet about the closure projects. De Beers employs more than 600 people in Canada.
Snap Lake Mine
In establishing Snap Lake, we signed community agreements with four of the NWT's Aboriginal communities. Of the C$1.5 billion spent on construction and operation by the end of 2010, C$1.077 billion was spent with NWT-based contractors and suppliers, and C$676 million of it with Aboriginal businesses and joint ventures.
VICTOR AND SNAP LAKE MINES ENTER FINAL STAGES OF …
Victor mine was Ontario's first and only diamond mine and opened in July 2008. Snap Lake mine was Canada's only entirely underground diamond mine and was De Beers' …
Mining
The Snap Lake Mine, De Beers' first mine outside of Africa, is unique in Canada. Built on the shore of Snap Lake, 220 kilometres northeast of Yellowknife, the mine is Canada's first completely underground diamond mine. The Snap Lake ore body is a 2.5 metre thick dyke that dips an average of 12-15° from the northwest shore down under the lake.
Snap Lake Working Group De Beers update: North Pile, …
• The Snap Lake Mine operator bench strength has increased • Stope layouts and overall underground mine geometry and mining methods will make attaining the required underground placement rates highly unlikely • Continued testing and research in the future will be done on the rheology of the kimberlite
Snap Lake Mine
The Snap Lake project is located on the tundra, 220 air kilometers (136 miles) northeast of Yellowknife, Northwest Territories. Ledcor was successful in overcoming the logistical …
De Beers fined for Snap Lake diesel spill
The Snap Lake diamond mine is located 220 kilometres northeast of Yellowknife, and was opened in 2008. The mine was put on care and maintenance in 2015. In October 2017, De Beers created a partnership with the local Det'on Cho Corporation business development arm of the Yellowknives Dene First Nation.
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