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Diavik - Rio Tinto

The Diavik Diamond Mine, which we own and manage, comprises 4 diamond-bearing pipes that we mine using a combination of open pit and underground mining. Our diamonds

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Mining Diamonds in the Canadian Arctic: The Diavik Mine

The Diavik diamond mine, shown here in February 2015, is located on a small island in Lac de Gras, approximately 300 km northeast of Yellowknife and 220 km south of the Arctic

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Diavik Diamond Mine

2017.7.22  The Diavik Diamond Mine is an operating mine producing rough diamonds at its remote site at Lac de Gras in the Northwest Territories. The Diavik Diamond Mine is

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‘Subsidence’ temporarily closes pit at NWT diamond mine

2024.7.5  The operator of the NWT’s Diavik diamond mine says an “area of subsidence” has triggered a suspension of work at one of the mine’s pits. In a statement

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Mining Diamonds In The Canadian Arctic: The Diavik Mine

The Diavik diamond mine, shown here in February 2015, is located on a small island in Lac de Gras, ap-proximately 300 km northeast of Yellowknife and 220 km south of the Arctic

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Chasing the carat: How Canada’s Queen of Diamonds came full circle

2013.4.12  This is a story about Eira Thomas, dubbed the “Queen of Diamonds” for her role leading the geologists who discovered the kimberlite pipes that became the

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A New Diavik Digs Deeper - Canadian Mining Journal

2010.6.1  The Diavik diamond deposit is one of the most fabled in modern mining history. It was first staked in 1991 by the Aber Resources father/ daughter team of Gren

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Exploration History and Discovery of the Diavik Diamond

2018.1.1  The East Island area in Lac de Gras contained a preponderance of high-interest indicator minerals; drill testing of several conductive anomalies as imaged by EM

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Diavik - Constructing the Legacy: The story of the

2023.11.6  Cover: A gem quality 10.64 carat rough Diavik diamond with the Diavik Diamond Mine inset. P age i: In November 2001, the A154 dike appeared to be complete

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Diavik, the Solar-Powered Diamond Mine

2024.7.4  (IDEX Online) - Rio Tinto has installed Canada's largest off-grid solar power plant at its Diavik diamond mine on the edge of Arctic Circle. It will provide up to a

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Major Mines Projects Diavik Mine

2026. Snapshot. The Diavik Diamond Mine is Canada’s one of the largest diamond mines in terms of carat production. The Diavik Diamond Mine is known for its beautiful and sought-after white diamonds. In July 2024, Rio Tinto’s Diavik Diamond Mine completed installation of its 3.5 megawatt capacity solar power plant, the largest off-grid solar ...

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Rio Tinto becomes sole owner of Diavik Diamond Mine

2021.11.18  MONTREAL-- (BUSINESS WIRE)-- Rio Tinto has become the sole owner of Diavik Diamond Mine in the Northwest Territories of Canada, continuing its leading role in the Canadian diamond industry. A transaction has been completed for Rio Tinto’s acquisition of the 40 per cent share held by Dominion Diamond Mines in Diavik, following the Court

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Giant 552-carat yellow diamond unearthed in

2018.12.14  Canada’s Dominion Diamond Mines and Rio Tinto shocked the market on Friday by unveiling what is believed to be the largest diamond ever found in North America, about the size of a chicken-egg ...

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Diavik Diamond Mine

2017.7.22  Diavik Diamond Mine Northwest Territories, Canada NI 43-101 Technical Report Prepared for: Prepared by: Dominion Diamond Corporation C.G. Yip, P.Eng. 1102 – 4920 52nd Street K.S. Pollock, P.Geo. Yellowknife, NT X1A 3T1 Report date: Effective date: 27 March 2017 31 January 2017 ...

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Diavik - Constructing the Legacy: The story of the

2023.11.6  Diavik Diamond Mine Alberta Northwest Te rritories Diavik Diamond Mine Canada Preface The owners of the Diavik Diamonds Project are Diavik Diamond Mines Inc. (DDMI) and Aber Diamond Mines Ltd. (Aber). DDMI is a wholly owned subsidiary of Rio Tinto plc of London, UK and Aber is a wholly owned subsidiary of Aber Diamond

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Diavik Diamond Mine - Only Natural Diamonds

2022.6.23  Diavik at a glance. Four ore bodies: A21, A154 South, A154 North, and A418. Spending (2000 to 2019): C $8.5 billion ($6.1 billion northern, of which $3.2 billion was Indigenous) Operations workforce (2019): 1,124 employees (555 northerners) 2019 rough diamond production: 6.7 million carats.

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Diavik Diamond Mine – Northwest Territories

6 天之前  The Project. The Diavik Diamond Mine (Diavik) is an unincorporated joint venture between Diavik Diamond Mines (2012) Inc. (a Rio Tinto company) and Dominion Diamond Diavik Limited Partnership, both headquartered in Yellowknife, Northwest Territories. The mine is 300 kilometres (km) northeast of Yellowknife and consists of three kimberlite pipes.

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Diavik - Rio Tinto

Diavik’s fourth diamond pipe is known as A21. The ore body has been pivotal to extending the mine’s life and maximising the available mineral resource. While re-examining the feasibility of underground mining at A21, the Diavik team developed a plan that resulted in the approval of the first phase of a 2-phase expansion project.

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Examination of the Largest Canadian Diamond Gems

2016.8.3  Adding to the significance of the Diavik mine was the spring 2015 recovery of the largest rough diamond ever found in Canada. GIA’s laboratory in New York recently had the opportunity to study this historic stone. The rough weighed 187.66 ct and measured 36.96 × 32.99 × 16.80 mm. Under standard color grading lighting conditions, it appeared ...

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Diavik - Rio Tinto

Diavik’s fourth diamond pipe is known as A21. The ore body has been pivotal to extending the mine’s life and maximising the available mineral resource. While re-examining the feasibility of underground mining at A21, the Diavik team developed a plan that resulted in the approval of the first phase of a 2-phase expansion project.

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Rio Tinto completes construction of its solar power plant at Diavik ...

2024.7.2  YELLOWKNIFE, Canada — Rio Tinto’s Diavik Diamond Mine has completed installation of its 3.5 megawatt capacity solar power plant in Canada’s Northwest Territories. The project represents the largest off-grid solar power plant across Canada’s territories. The 6,620-panel facility is expected to generate 4.2 million kilowatt-hours of

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Rio Tinto becomes sole owner of Diavik Diamond Mine

MONTREAL-- (BUSINESS WIRE)-- Rio Tinto has become the sole owner of Diavik Diamond Mine in the Northwest Territories of Canada, continuing its leading role in the Canadian diamond industry. A transaction has been completed for Rio Tinto’s acquisition of the 40 per cent share held by Dominion Diamond Mines in Diavik, following the Court of ...

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Rio Tinto becomes sole owner of Diavik Diamond Mine

2021.11.18  A transaction has been completed for Rio Tinto’s acquisition of the 40 per cent share held by Dominion Diamond Mines in Diavik, following the Court of Queen’s Bench of Alberta’s approval.

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Mining Diamonds In The Canadian Arctic: The Diavik Mine

James E. Shigley, Russell Shor, Pedro Padua, Christopher M. Breeding, Steven B. Shirey, and Douglas Ashbury. The Diavik mine, located in the Archean-age Slave geologic province in northern Canada, is one of the world’s preeminent sources of gem diamonds. Since mining operations began in 2003, it has produced over 100 million carats of ...

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The evolution of the Diavik diamond mine as seen from

Published April 6, 2016. In 1994, diamond deposits were discovered on a small island in the remote wilderness of Canada’s Northwest Territories. It took mine owners Rio Tinto and Dominion ...

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Mina de diamantes Diavik - Wikipedia, la enciclopedia libre

2024.7.15  La mina de diamantes Diavik (del inglés: Diavik Diamond Mine) es una mina a cielo abierto de diamantes de Canadá, localizada en la región Slave del Norte de los Territorios del Noroeste, a unos 300 km al norte de la capital Yellowknife. [1] La mina se compone de tres agujeros o pozos de kimberlita asociados con el campo de kimberlita

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Rio Tinto now the sole owner of Diavik diamond mine

2021.11.18  Rio Tinto (ASX, LON, NYSE: RIO) became on Thursday the sole owner of the iconic Diavik diamond mine in Canada’s Northwest Territories after buying the 40% share held by Dominion Diamond Mines, despite previously saying it had no plans to take full control of the aging Arctic mine.. The deal gives Rio Tinto all remaining Diavik assets

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Rio Tinto now the sole owner of Diavik diamond mine

2021.11.18  Diavik, which faces closure by 2025 and will cost hundreds of millions of dollars to clean up, has been in production since 2003 and is Canada’s largest diamond mine. It yielded 6.2 million ...

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Diavik - Mining North Works

Mine life projection 16-22 years (2003-2025) – currently projecting maximum end of range to 2025. Socio-economic northern legacy – 9,245 person years employment, $5.4 billion spend (through 2017) Over $1 billion of wealth generated per square kilometre (12) of footprint. Owned by Rio Tinto (60% and operator) and Dominion Diamond (40%)

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Diavik: the Canadian diamond mine putting

2016.3.20  The Diavik Diamond Mine, located in the Northwest Territories of Canada, 220km south of the Arctic Circle. A recent report by Ethical Consumer magazine pinpointed ethical jewellery as a flourishing

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N.W.T.'s Diavik mine yields one of Canada's

2015.12.3  One of the largest diamonds ever discovered in Canada has been found at N.W.T.'s Diavik diamond mine, according to Rio Tinto. The company, which is the majority owner of the mine 300 kilometres ...

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Rockbursting Potential of Kimberlite: A Case Study of Diavik Diamond Mine

2017.8.8  The research described in this paper provides information about the rockbursting potential of kimberlite. Kimberlite is a diamond-bearing rock found in deposits around the world including northern Canada. This paper outlines three methods for the prediction of rockbursts based on the properties of a rock. The methods include the:

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Oxidation state of the lithospheric mantle beneath Diavik diamond mine ...

2009.10.16  Oxygen fugacity (fO2) conditions were determined for 29 peridotite xenoliths from the A154-North and A154-South kimberlites of the Diavik diamond mine using the newly developed flank method modified specifically for measuring Fe3+ in mantle-derived pyropic garnets. The results indicate that the garnet-bearing lithospheric mantle

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Rio Tinto to move ahead with $40m Diavik mine expansion - Mining

February 24, 2023. The Diavik mine has annual production of 6-7 million carats of rough diamonds. Credit: Peter Lomas from Pixabay. Rio Tinto has decided to invest $40m for the first phase of the Diavik diamond mine expansion in the Northwest Territories of Canada. The project aims to extend the operational life of the mine to at least early ...

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The Foxfire Diamond Bedazzles as Smithsonian's Newest

2016.11.18  The 187.63 carat Foxfire diamond was almost discarded when it was unearthed in August 2015 at the Diavik diamond mine, above the Arctic Circle in Canada's Northwest Territories. The mine was not ...

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Diavik communities - Rio Tinto

2022.4.5  Diavik continues to focus on partnering with Northern businesses and, in so doing, ensures major benefits flow to local enterprises, many of which are Indigenous. As of year-end 2022, Diavik spent $7.1 billion with Northern businesses, or over 72% of the total business spend of $9.9 billion.

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Diavik Diamond Mine - Nuna Group of Companies

The Diavik Diamond Mine, Canada’s second major diamond mine, is located at Lac de Gras, NT, approximately 280 km north of Yellowknife, NT. The capital cost of the project, developed by Rio Tinto and Aber, was approximately $1.2 billion. Nuna’s involvement began early with support of the advanced exploration stage through construction and ...

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Diavik Diamond Mine - Mining Technology

2016.3.20  The Diavik diamond mine lies within the pre-Cambrian rocks of the Slave Geological Province, which is characterised by several deposits of gold, copper, zinc and diamonds. The underground mine was developed at a cost of approximately $800m. The Diavik diamond mine is located on East Island, a 20km² island found in Lac de Gras,

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Mining Diamonds in the Canadian Arctic: The Diavik Mine

The Diavik diamond mine, shown here in February 2015, is located on a small island in Lac de Gras, approximately 300 km northeast of Yellowknife and 220 km south of the Arctic Circle, in a remote region of Canada’s Northwest Territories. Photo courtesy of Diavik Diamond Mine. movements of glaciers (which covered large portions of Canada ...

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