• Chromium processing Britannica

    processing, preparation of the ore for use in various products. Chromium (Cr) is a brilliant, hard, refractory metal that melts at 1,857 176C (3,375 176F) and boils at 2,672 176C (4,842 176F). In the pure state it is resistant to ordinary corrosion, resulting in its application as an electroplated

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  • Chromite The only mineral ore of chromium metal Geology

    is important because it is the only economic ore of chromium, an essential element for a wide variety of metal, chemical, and manufactured products. Many other minerals contain chromium, but none of them are found in deposits that can be economically mined to produce chromium. chromite deposits that are large enough for mining are

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  • Ontario Ring of Fire's Astonishing WorldClass Mineral

    500 kilometres northeast of Thunder Bay, the Ring of Fire mining camp contains billions worth of chromite among the best deposits in the world plus nickel, copper, platinum group

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  • What's at stake in Ontario's Ring of Fire Canadian

    24, 2017018332A map showing current mining claims on Treaty 9 territory in Ontario's Ring of Fire. The provincial government announced this week that it will construct allweather roads to finally open up the region to resource extraction.

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  • Ring of Fire Mining Atlas

    of Fire is a Chrome Project, also known as Black Thor, Black Label, in Canada owned by Noront Resources. General The Black Thor chromite deposit was discovered by Freewest Resources in the fall of 2008 while testing a 3 km gravity anomaly. Further drilling in 200

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  • The Chromite Ring of Fire yorku.ca

    Ring of Fire Magma chamber complex in NE Ontario around McFaulds lake in James Bay lowlands with magmatic sulphides and platinumgroup metal ores Ni, Cu, Pt, Pd, Rh, Au, Ag, Cr Mining potential noticed only in the past 15 years Chromite vital to stainless steel, robust demand for

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  • Chromite Earth Sciences Museum University of Waterloo

    well, since chromite is a very durable mineral, it also occurs in the sands of a few places. Chrome mining in Canada (The Ring of Fire) In April 2010 the Government of Ontario announced that they would be opening up a large chromite deposit to development in northern Ontario. The area that is to be mined is known as the Ring of Fire.

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  • mining Professional Engineers

    least 220 million tonnes of chromiteso completion of the project has the potential to position Ontario as a key supplier of this relatively scarce commodity. 40 EnginEERing DimEnSiOnS SEptEmbER/OctObER 2014 The existence of only two mining exploration camps in the Ring of Fire, including Noront Resources Camp Esker, above,

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  • Cliffs Shelves its Ring of Fire Chromite Project E amp MJ

    Shelves its Ring of Fire Chromite Project. December 5, 2013 Leading Developments. Cliffs has outlined a base case for development of the Black Thor chromite deposit that would begin with chromite mining and end at a ferrochrome production facility. The mine would produce 6,000 to 12,000 metric tons (mt) per day of ore and 65,000 mt

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  • The Ring of Fire Ontarios Mega Mining Project to be the

    Ring of Fire is a proposed mining development the size of Prince Edward Island located in the Northern James Bay Lowlands of northern Ontario. The prize for the mining industry in Ring of Fire is chromite, a key ingredient in the making stainless steel which was accidentally discovered in the area in 2008. It turned out to be the

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  • Ring of Fire Chromite Deposit Poised to Become Major

    Weekly reported that Northern Ontario's Ring of Fire chromite deposit could be worth up to CA50 billion and, with 30,000 claims currently established in the region, is likely to become one

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  • Economic analysis of the Ring of Fire chromite mining play

    this from a library Economic analysis of the Ring of Fire chromite mining play. [Joan Kuyek MiningWatch Canada.] This paper has been commissioned by MiningWatch Canada to undertake a preliminary review of the economic issues surrounding chromite mining in the Ring of Fire mining area of northern Ontario. There

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  • Ring of Fire chromite deposit shows good economic potential

    12, 2011018332A preliminary economic assessment (PEA) prepared for KWG Resources recommends pushing their Big Daddy chromite deposit in the Ring of Fire closer down the path toward production. The Montreal miner released a positive PEA, April 12, that recommends moving the remote deposit in the James Bay lowlands into the feasibility study phase.

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  • The Chromite Ring of Fire York University

    Ring of Fire Magma chamber complex in NE Ontario around McFaulds lake in James Bay lowlands with magmatic sulphides and platinumgroup metal ores Ni, Cu, Pt, Pd, Rh, Au, Ag, Cr Mining potential noticed only in the past 10 years Chromite vital to stainless steel, robust demand for

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  • Noront signs Ring of Fire deal with Algoma, Hatch

    Ring of Fire region is an area that Ontario government officials have previously described as one of the most promising mineral development opportunities in Ontario in almost a century. Recent estimates suggest multigenerational potential for chromite production as well as significant production of nickel, copper and platinum.

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  • Cliffs Natural Resources completes costly exit from

    23, 2015018332Cliffs Natural Resources completes costly exit from Ontarios Ring of Fire in the Ring of Fire, a large crescent of chromite and other minerals in Northern Ontario that the government

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  • Journal of Cleaner Production Oulun yliopisto

    Large chromite reserves have recently been discovered in the so called Ring of Fire, Canada. Due to the strategic importance of uninterrupted stainless steel production in North America, it is highly likely that these reserves will be exploited in the foreseeable future.

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  • Noront Resources

    It is the largest highgrade nickel discovery in Canada since Voiseys Bay and the most advanced project in the Ring of Fire. 160The next projects in our pipeline are the Blackbird and Black Thor chromite deposits in conjunction with a Ferrochrome Production Facility in Sault Ste. Marie.

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  • Production and Value of Chromite Newsroom Recent News

    09, 2012018332The Ring of Fire, located about 540 kilometres northeast of Thunder Bay, represents one of the most significant mineral deposits discovered in Ontario in over a century. The area could potentially be home to North America's first largescale chromite mining operation, subject to environmental and regulatory approvals and consultation with area First Nations.

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  • Vertical ring WHIMS by Multotec increase chromite recovery

    06, 2015018332The advent of the LongiMultotec vertical ring wet high intensity magnetic separator (WHIMS), has ensured that platinum group metals (PGM) beneficiation plants can now achieve attractive yields from tailings dams.. Currently the minus 1 000 to plus 115 micron chromite is being recovered by spirals, but no proven technology is used to recover the fine chromite which is minus 100 micron.

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  • Cliffs Natural Resources completes costly exit from

    23, 2015018332Cliffs Natural Resources completes costly exit from Ontarios Ring of Fire in the Ring of Fire, a large crescent of chromite and other minerals in Northern Ontario that the government

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  • Review of Cr(VI) environmental practices in the chromite

    01, 2017018332Additionally, since chromite mining has been implicated in Cr(VI) pollution in India, the susceptibility of all Crbearing minerals (not only chromite) that will be exposed during chromite mining in the Ring of Fire to form Cr(VI) needs to be established in the presence of natural oxidants and/or catalysts for such oxidation.

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  • Big Daddy Deposit Noront Resources

    However, it was not until 2008 that the potential size and grade of the deposit became understood. Currently, the deposit is known to have the highestgrade accumulations of chromite ore in the region. The Big Daddy Deposit is held jointly by Noront (70%) and Canada Chrome Mining Corporation (30%), owned by KWG Resources.

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  • Cliffs appeals Ring of Fire road decision MINING.COM

    09, 2013018332The Clevelandbased company wanted to build an allweather road to the touted Ring of Fire, a massive planned chromite mining and smeltering project

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  • KWG Resources Inc. (KWG CSE) Ring of Fire News

    The Ring of Fire is a large nickel and chromite mining deposit located more than 600 kilometres northwest of Timmins in the James Bay Lowlands near Webequie and McFaulds Lake. KWG owns large mining properties in the region. Company CEO Frank Smeenk was pleased with the recent patent announcement, made in December.

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  • KWG Resources Inc., Rail, Enviro Green Gas Chromite

    KWG Resources is an exploration stage company that is participating in the discovery, delineation and development of chromite deposits in the James Bay Lowlands of Northern Ontario, including 1,024 hectares covered by four unpatented mining claims (Fancamp Claims) approximately 280km north of Nakina, Ontario, which contains the Black Horse

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  • Increased chromite recovery with LongiMultotecs Vertical

    chromite recovery with LongiMultotecs Vertical Ring WHIMS Posted by Matrix on 7th October 2015 With the advent of the LongiMultotec Vertical Ring Wet High Intensity Magnetic Separator (WHIMS), platinum group metals (PGM) beneficiation plants will now be able to achieve attractive yields from tailings dams.

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  • mining of chromite

    Economic analysis of the Ring of Fire chromite mining play. MiningWatch Canada Economic analysis of the Ring of Fire chromite mining play 1 1 This paper has been commissioned by MiningWatch Canada to undertake a

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  • Vertical ring WHIMS by Multotec increase chromite recovery

    06, 2015018332The advent of the LongiMultotec vertical ring wet high intensity magnetic separator (WHIMS), has ensured that platinum group metals (PGM) beneficiation plants can now achieve attractive yields from tailings dams.. Currently the minus 1 000 to plus 115 micron chromite is being recovered by spirals, but no proven technology is used to recover the fine chromite which is minus 100 micron.

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  • Ontarios Ring of Fire Mineral Discovery Republic of Mining

    TIME nine years ago the potential of the Ring of Fire mineral belt in Northwestern Ontario was being realized. More than 30 mining exploration companies were digging around the James Bay lowlands and finding immense evidence of mineral deposits, chiefly chromite the main ingredient in

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