mineral reserves operations

Mineral Resource and Mineral Reserve Supplement to ... - Gold Fields

Dec 31, 2014 ... Summary of the Gold Fields Limited Mineral. Resources and Mineral Reserves statement. 9. Mineral Resources and Mineral Reserves split per region and growth projects. 9. Annual change in managed gold Mineral. Resources and Mineral Reserves. 11. Operations exploration and QA/QC. 13. 2. ReGIoNS...

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Primero Mining Corp. - Operations - Mineral Reserves and Resources

The Mineral Reserve estimates for San Dimas Mine set out in the table above have been reviewed and approved by Mr. Clifford Lafleur, P.Eng., Director of Technical Services, Primero and Mr. Patrick McCann, P.Eng., Principal Engineer, Primero and a Qualified Person ("QP") for the purposes of National Instrument 43-101...

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Mineral Reserves and Mineral Resources - Boliden

It is now felt, however, that an expansion of the molybdenum concentration operations would not be profitable and the mineral is consequently no longer included in the calculations. This, coupled with certain new geological information, has resulted in a decrease in Aitik's Mineral Resources. The Boliden Area Substantial...

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Aura Minerals Inc. - Operations - San Andres - Reserves and ...

The mineral reserve estimates are based on an optimized pit, which has been made operational, using $1,300/oz gold. The cut-off grade used was 0.28 g/t for oxide material and 0.37 g/t for mixed material. Contained metal figures may not add due to rounding. Surface topography as of December 31, 2013.

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MINERAL RESERVES & RESOURCES | Boa Esperanҫa | Ero ...

Mineral Reserves Notes: Effective Date of June 1, 2017. Mineral Reserves included within stated Mineral Resources. Open pit reserves assume full mine recovery. Open pit reserves are diluted along lithological boundaries and assume selective mining unit of 2.5 m x 2.5 m x 5 m. The strip ratio was calculated to be 1.93...

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IAMGOLD Corporation - Operations - Reserves & Resource Summary

Mineral resources (“resources”) and mineral reserves (“reserves”) have been estimated as at December 31, 2017 pursuant to Canadian securities regulatory requirements, specifically the requirements of National Instrument 43-101 and the definitions of resources and reserves incorporated therein. Consistent with National...

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2015 year-end Mineral Resource and Mineral Reserve ... - Nyrstar

May 18, 2017 ... operating capacity, is to ensure that management has sufficient information regarding mineral deposits to extract material in an efficient method and to maximise mining asset value over the short to medium term. Where appropriate, Nyrstar's management aims to replace the Mineral Reserve base, and...

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Golden Star - Operations - Reserves and Resources

Cut-off grades have been estimated based on operating cost projections, mining dilution and recovery, government royalty payment requirements and applicable metallurgical recovery. Marginal cut-off grade estimates for the open pits are as follows: Wassa: 0.7g/t; Mampon (part of the Prestea Mineral Reserves): 1.5g/t; and...

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Orvana Minerals Corp. - Operations - OroValle/ElValle - Reserves ...

In fiscal 2014, the Company engaged an independent engineering firm, Roscoe Postle Associates Inc. (“RPA”), to complete mineral reserves and resources estimates and a life-of-mine-plan update, which were published in the “Technical Report on El Valle Boinás-Carlés Operation, Asturias, Spain” by Mr. Jason J. Cox,...

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Capstone Mining Corp. - Operations - Mineral Reserves & Resources

Jan 1, 2017 ... 1NOTES: Mineral Reserves take into account mining activities (where applicable) until January 1, 2017. Gregg Bush, P.Eng., Senior Vice President and Chief Operating Officer at Capstone, is the Qualified Person for the disclosure of Capstone's consolidated Mineral Reserves table. Rounding as required...

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McEwen Mining Inc. - Operations - Reserves & Resources

Black Fox Complex resource estimates on this page were prepared, by or on behalf of Primero Mining Corp. (“Primero”), which previously held an interest in the Properties, and were disclosed in a news release dated 22 February 2016 reporting Primero's year-end mineral reserves and resources for 2016, and are...

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MMG Limited | Mineral Resources and Ore Reserves

Mineral Resources and Ore Reserves underpin the enterprise value of a company and provide a basis for life of mine and annual budgets. Mineral Resources can be defined as the concentration of material of economic interest in or on the earth's crust, whereas Ore Reserves are the parts of a Mineral Resource that can at...

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Implats Distinctly Platinum | Mineral resources and reserves ...

At Implats, greenfields exploration has been terminated and shaft sinking operations at Impala's 17 Shaft and Afplats' Leeuwkop Shaft remain suspended. Despite the difficult circumstances, some operations continue to deliver strong production performances with a positive outlook to grow the Mineral Reserve inventory at...

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Operations - Reserves and Resources | Asanko Gold

Dec 31, 2016 ... Notes: Reserves estimated at a forward looking US$1,300/oz gold price. All figures are rounded to reflect appropriate levels of confidence. Apparent differences may occur due to rounding. Only Measured and Indicated Mineral Resources were converted to Mineral Reserves. Nkran includes depletion since...

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Serabi Gold plc : Updated Mineral Resource and Mineral Reserve ...

Dec 11, 2017 ... Serabi Gold (AIM:SRB, TSX:SBI), the Brazilian focused gold mining and development company, is pleased to announce updated Mineral Resource and Mineral Reserve estimates for its Tapajos mining and processing operations ("Tapajos Operations"), prepared in accordance with the standard of CIM and...

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REPORT ON THE MINERAL RESOURCES & MINERAL ...

MINERAL RESOURCES & MINERAL RESERVES. OF THE. NORTHERN TERRITORY OPERATIONS. Northern Territory, Australia. Prepared for. KIRKLAND LAKE GOLD Ltd. Effective Date December 31, 2016. Dated March 30, 2017. Authors: Mark Edwards, FAusIMM (CP), MAIG. Jason Keily FAusIMM (CP), CPEng...

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Division of Geology and Mineral Resources - Mineral Resources

DMME has regulatory oversight for minerals mined in Xinhaiia. The Division of Mineral Mining administers both health and safety and surface mining reclamation regulatory programs for all non-coal mineral mining operations. Statewide, there are approximately 430 non-fuel mines covering about 17,000 acres, including...

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USGS Mineral Resources On-Line Spatial Data

Mineral resources information, along with the geologic, geochemical, and geophysical information needed to understand and assess mineral resource potential.

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Sibanye-Stillwater declares Mineral Resources and ... - Moneyweb

Feb 19, 2018 ... SA Gold operations. − Total gold Mineral Reserves of 25.737 million ounces (Moz) declined by. 2.957Moz (10%) due to: ▫ Depletion of 1.457Moz due to mining activities during 2017, mitigated by the addition of 1.882Moz gold Mineral Reserves from successful exploration of secondary reefs and white areas...

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Ahtium - Mineral resources

The mineral resources have been classified according to the JORC Code with 0.07% Ni Cut-Off at 2,053 million tonnes , containing 0.22% of nickel, 0.50% of zinc, 0.13% of copper and 0.02% of cobalt. The increased resources contain 4.5Mt of nickel and 10.3Mt of zinc. Talvivaara's current total Mineral Resources are...

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Reserves and Resources | Klondex Mines Ltd.

Mineral Reserves have been estimated with a gold price of $1,200/ounce and a silver price of $17.00/ounce;; Metallurgical recoveries for gold and silver are 92% and 60% respectively;; Gold equivalent ounces are calculated based on one ounce of gold being equivalent to 108.24 ounces of silver;; Mineral Reserves are...

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Kirkland Lake Gold Reports Strong Growth In Mineral Reserves And ...

Feb 20, 2018 ... Mineral Reserves and Mineral Resources as at December 31, 2017 were estimated using a long-term gold price of $1,280 per ounce ( C$1,600 per ounce; A$1,600 per ounce). All Mineral Resource estimates for the Canadian operations are exclusive of Mineral Reserves. Effective with the June 30, 2017...

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Mineral industry of Africa - Wikipedia

The mineral industry of Africa is the largest mineral industries in the world. Africa is the second largest continent, with 30 million km² of land, which implies large quantities of resources. For many African countries, mineral exploration and production constitute significant parts of their economies and remain keys to economic...

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TMAC Resources Provides Operations Update and Reports 2017 ...

Jul 14, 2017 ... TORONTO--(BUSINESS WIRE)--TMAC Resources Inc. (TSX:TMR) (“TMAC” or the “Company”), provides an operations update together with its updated Mineral Reserves and Mineral Resources as of June 30, 2017. TMAC Resources issues operations update and Mineral Resources and Mineral Reserves...

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Mineral Resources Business | About Us | Sumitomo Metal Mining Co ...

Mineral Resources Business. Deep inside the earth lie valuable natural resources that have remained dormant for millions of years. Through human intervention, they take on new value as metals - a process that begins with the exploration and development of the earth's resources. This is what SMM's operations in mineral...

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SEMAFO Inc. - Operations & Exploration - Reserves & Resources

PROPERTY, Mana1,2,4,5,6, Tapoa1,2,4,5,6 (Boungou Mine), Yactibo1,3,4,5,7 (Nabanga Project), Total. MINERAL RESERVES. Proven. Tonnes, 9,124,000, 1,584,000, 10,708,000. Grade (g/t Au), 2.96, 6.45, 3.48. Ounces, 868,600, 329,000, 1,197,600. Probable. Tonnes, 9,107,000, 9,611,000, 18,718,000. Grade (g/t Au)...

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These 10 mines have the world's most valuable ore | MINING.com

Jan 29, 2017 ... Therefore, ore reserves are far less speculative than ore resources and relatively precisely reflect changes in the economic “wellbeing” of mines. In this case analysis is limited to mining operations where ore reserves have been calculated according to international standards adopted by major stock...

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Mineral resources and mineral reserves 2013 | Free State operations

FREE STATE REGION 3 - 12. The Harmony Free State operations are located on the south-western corner of the Witwatersrand Basin, between the towns of Allanridge, Welkom, Theunissen and Xinhaiia. The basin, situated on the Kaapvaal Craton, has been filled by a 6km thick succession of sedimentary rocks, which...

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Lundin Mining Corporation - Reserves & Resources - Sat Mar 24 ...

Mineral Resources and Mineral Reserve estimates are shown on a 100 percent basis for each mine. The Measured and Indicated Mineral Resources are inclusive of those Mineral Resources modified to produce the Mineral Reserves. All estimates are prepared as at June 30, 2017. Estimates for all operations are prepared...

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Newmont Mining - Investor Reserves and Resources

2015 Reserves & Resources 741 KB. 2014 Reserves & Resources 2.70 MB. 2013 Reserves & Resources 796 KB. 2012 Reserves & Resources 596 KB. 2011 Reserves and Non-Reserve Mineralization 462 KB. 2010 Reserves and Non-Reserve Mineralization 275 KB. 2009 Reserves and Non-Reserve Mineralization 273...

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Seabee Gold Operation Canada - SSR Mining

Highlights of the Seabee Gold Operation include: Enhanced Mineral Reserves profile: Proven and Probable Mineral Reserves of 360,000 ounces of gold at an average grade of 8.19 g/t as at December 31, 2016. Potential for mine life extension: Measured and Indicated Mineral Resources of 540,000 ounces of gold at an...

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Scorpio Gold Corporation - Mineral Ridge - Fri Mar 23, 2018

In 2014, the Company reported an updated Life of Mine Plan ("LOM Plan") for the Mineral Ridge Operation that included the Drinkwater, Mary, Mary LC, and the five satellite deposits, Brodie, Bluelite, Solberry, Wedge and Oromonte (see July 21, 2014 news release). More recently, the Company developed an updated mine...

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Ore Reserves and Mineral Resources Report 2014 - Anglo American

Feb 28, 2014 ... The Attributable Percentage that Anglo American holds in each operation and project is presented beside the name of each entity. Operations and projects which fall below the internal threshold for reporting (25% attributable interest) are excluded from the Ore Reserves and Mineral. Resources estimates.

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LKAB - Mineral reserves and mineral resources

Mineral reserves and mineral resources are the basis for a mining company's operations and impose demands for successful exploration. In addition to exploration, the cost of mining and the price of ore are important factors that affect the size of the mineral resource and the mineral reserve. LKAB's exploration takes place...

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Committee for Mineral Reserves International Reporting Standards ...

Dec 7, 2017 ... The Committee for Mineral Reserves International Reporting Standards (CRIRSCO) to promote greater trust in mineral resource estimates took another step forward recently with the admission of Indonesia into its ranks.

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Reserves and Resources - Acacia Mining

We report mineral reserves and resources estimates in accordance with National Instrument 43-101 as required by Canadian securities regulatory authorities, in line with the mineral reporting standards applicable to our majority shareholder. We ensure that all mineral reserve and resources calculations are reviewed,...

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INDUSTRY GUIDE 7:

significant mining operations: (1) Reserve. That part of a mineral deposit which could be economically and legally extracted or produced at the time of the reserve determination. Note: Reserves are customarily stated in terms of ore when dealing with metalliferous minerals; when other materials such as coal, oil shale, tar,...

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Guyana Goldfields Inc. - Operations - Aurora Gold Mine - Reserves ...

(1) The CIM definitions were followed for mineral resources. (2) Mineral Reserves are based on a gold price of US$1,200 per ounce, an 8% royalty and an average metallurgical recovery of 96.0% for saprolite and 94.0% for fresh rock material. (3) Open pit saprolite and rock reserves are reported at a cut-off grade of 0.44 g/t...

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Minerals Resources and Reserves - African Rainbow Minerals

The mineral reserves of the iron operations (Beeshoek) increased during 2003 by eight per cent to 487Mt (449,8 Mt), while the mineral resources decreased by three per cent to 488,1Mt (503,6Mt). These variations result from the intensified drilling programmes that have enabled the definition of new resources and the...

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Gold Mineral resources and reserves - Sibanye-Stillwater

The Mineral Resources and Mineral Reserves Report 2016 contains a comprehensive review of the Mineral Resources and Mineral Reserves as at 31 December 2016, and details the location, geology, mining, processing, operational statistics and changes at each of Sibanye-Stillwater's mining operations and projects.

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