platinum group grade


Jewelry Metals 101: Gold, Silver, and Platinum ...

The term "platinum" actually refers to a group of metals. In addition to platinum, this group includes iridium, osmium, palladium, rhodium, and ruthenium. While platinum is the most abundant, all these metals, except osmium, have jewelry applications. Rhodium frequently sees use as a non-tarnishing plating for white gold, silver, and other ...

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Scrap Platinum Group Metals Category -- Precious Metals ...

The Scrap Platinum Group Metals category of Recycler's World includes scrap materials that contain Platinum, Palladium, Rhodium with the exeption of Scrap Catalytic Converters . Please add your buy or sell inquiries into the Scrap Platinum Group Metals Exchange. Send inquiries, questions, comments, news, etc. by mail to the Scrap Platinum Group ...

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terrane Alaska

platinum-group elements and other trace metals in greenstones of the Wrangellia terrane and the Gravina belt, southeastern Alaska By Arthur B. ord dl and David A. ~rewl Open-File Report 00-256 This report is preliminary and has not been reviewed for conformity with the U.S. Geological Survey editorial. standards or with the North American

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A system dynamics model for platinum group metal supply ...

The world supply and production of platinum group metals was calculated using system dynamics methodology to develop the PGM-model for this study. The model combines mining, ore grade changes, trade markets, price mechanisms, supply, demand, estimates of stock-in-use, waste, dissipative losses and recycling into a whole world system.

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ValOre Announces High-Grade Platinum Group Element …

ValOre Announces High-Grade Platinum Group Element Results, Esbarro NW Target, Pedra Branca: Channel sample of 6.5 metres grading 2.17 g/t 2PGE+Au, Trado® auger hole of 12.0 m grading 1.73 g/t ...

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A conceptual flowsheet for heap leaching of platinum group ...

gas). This is the case at Western Platinum Limited (WPL) where the concentrator plant produces, as a by-product, a low-grade concentrate from the secondary cleaning circuit containing up to 29 g/t of platinum group metal (PGMs), 0.36 % copper and 0.74 % nickel and less than 0.5 % S. In the case of UG2 ores, this low-grade concentrate is

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The Environmental Profile of Platinum Group Metals ...

The International Platinum Group Metals Association (IPA) carried out the first ever industry-wide life cycle assessment on platinum group metals (pgms) which included data from a majority of the industry in both primary and secondary production, as well as one major application of pgms, i.e. their use in a car exhaust catalyst.

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Platinum Mining and Refining | Education

Platinum Processes & Uses. A solid platinum nugget. Image from popsci.com. Nuggets or grains of pure platinum can be found in nature, but more frequently, platinum is found alloyed with other metals, such as iron, copper, gold, nickel, and the other PGMs.The size of platinum grains or nuggets varies from small granules to pebbles weighing up to 20 pounds (9 kg) or more.

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Platinum Jewelry: What are PGM and Platinum Marks?

These six related metals belong to the Platinum Group of Metals, or PGM: Platinum. Iridium. Palladium. Ruthenium. Rhodium. Osmium. As long as 50% of the alloy contains platinum and some other combination of metals above, the piece can be labeled as containing platinum. If for instance, jewelry contains 50% platinum and 50% gold, that piece …

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Upon dependence of platinum-group metals flotation ...

TY - JOUR. T1 - Upon dependence of platinum-group metals flotation recovery on metals grade in ore. AU - Petrov, S.V. PY - 2015. Y1 - 2015. N2 - Economic-geological evaluation of low-sulfidation platinum-group metals and impregnation platiniferous sulfide copper-nickel ores requires continuous correction of flotation performance indicators (noble metals recovery into …

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POTENTIAL CHANGES IN THE PHYSICAL BENEFICIATION …

the platinum group metal (PGM) minerals is not new. Fine milling of the tailings or the concentrate to increase recovery and/or grade has been successfully implemented at a number of platinum plants1. There may, however, be other technologies that can lead to cost reductions or improvements in grade and/or recovery. Costs and revenue

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Platinum is produced in South Africa by Amplats, Impala ...

The platinum-group metals: A global perspective. Mintek, Randburg, pp.86-87. 22. Mintek (1987). The successful development of an industrial process for the recovery of platinum-group metals from the UG-2 Reef. Application Report , Mintek, Randburg. 23. Liddell K.S., McRae L.B., and Dunne R.C. (1985). Process routes for beneficiation of ...

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Group Ten Reports High-Grade Palladium, Platinum and Gold ...

About the Metallic Group of Companies. The Metallic Group is a collaboration of leading precious and base metals exploration companies, with a portfolio of large, brownfields assets in established mining districts adjacent to some of the industry's highest-grade producers of platinum & palladium, silver and copper.

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THE PRIMARY PRODUCTION OF PLATINUM GROUP METALS …

The six platinum group metals (PGMs) occur together in nature alongside nickel and copper. Mineable deposits of PGMs are very rare, with annual production amounting to around 400 tonnes, several orders of magnitude lower than many common metals. Due to their economic values and higher quantities, platinum and palladium are the most

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Beneficiation and Extractive Metallurgy of PGE

The terms PGE (Platinum Group Elements) and PGM (Platinum Group . Minerals) are often used interchangeably, and incorrectly, in the processing and metallurgical literature. The terminology is confused further by PGM being referred to as platinum group metals (which is strictly correct) but often leads to the abbreviation of PGM, which refers

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Platinum group - Wikipedia

The platinum-group metals (abbreviated as the PGMs; alternatively, the platinoids, platinides, platidises, platinum group, platinum metals, platinum family or platinum-group elements (PGEs)) are six noble, precious metallic elements clustered together in the periodic table.These elements are all transition metals in the d-block (groups 8, 9, and 10, periods 5 and 6).

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Understanding Platinum Plan Health Insurance

A platinum plan is a standardized type of health insurance that pays, on average, roughly 90% of members' healthcare expenses. The members pay the other 10% of their healthcare expenses in the form of copayments, coinsurance, and deductibles . This standardization of health plans applies to policies in the individual and small group markets.

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The top five platinum-mining companies in the world

The world's top five platinum-mining companies, by annual production. 1. Anglo American Platinum – 2.05 million ounces. Founded in 1995 and based in Johannesburg, South Africa, Anglo American Platinum is the world's largest platinum-mining company – with production output of just over two million ounces in 2019.

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Mineral Commodity Report 5 - Platinum Group Metals

Platinum Group Metals by Tony Christie and Alva Challis Institute of Geological and Nuclear Sciences Ltd Discovery and Names The six platinum group metals (PGM) are platinum Pt, ... high grade metamorphism possibly accounts for PGM found in quartz veins with gold, silver and copper-nickel sulphides in north Westland, New Zealand (Craw et al ...

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Locations of Deposits

Platinum Group Elements (PGEs) Platinum group elements are mined from mafic and ultramafic igneous rocks, in alluvial and placer deposits, hydrothermal veins, and contact mineralization deposits. They also occur in the mineral cooperite and in igneous rocks (Pohl, 2011). Here is a map of all PGE deposits in the world: (Goodfellow, 2006)

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Photos of Natural Platinum Ore, Platinum and Palladium ore ...

In Canada, platinum and palladium are obtained from the mattes obtained by smelting the nickel-copper ore of Sudbury, in Ontario. The high-grade mattes contain from 0.2 to 0.5 oz. of platinum metals per ton. The platinum occurs in the Sudbury copper-nickel ore as sperrylite, embedded in …

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History of PGM - PMM - Johnson Matthey

In the 18th century platinum was a tough challenge to European scientists trying to understand and use the metal. Their difficulties came from the very properties which make platinum suitable for so many applications, such as its high melting point and its great resistance to corrosion. The problems were compounded by the other metals of the platinum group, which were present …

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Platinum in Arizona - AZGS Document Repository

The platinum group of metals comprises platinum, palladium, rhodium, iridium, osmium, and ruthenium, of which platinum is the most important. Of these metals, osmium is generally alloyed with iridium. The platinum group metals occur chiefly as natural alloys of various proportions and to a much lesser extent as sulfides and arsenides.

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Platinum - Element information, properties and uses ...

Platinum group metals are also components of many autocatalysts, converting car exhaust gases in to less harmful substance. And our fascination with platinum as a rare and robust metal continues. The term 'platinum blond' came about in the 1930's when actresses with platinum jewellery were the stars of newly invented talking pictures.

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Products | Eramet

The Group's Manganese division thus produces and sells two product families: High-grade manganese ore of which Eramet is the second-largest global producer. Manganese alloys of which the Group is the second-largest global producer. These alloys are produced in seven Eramet plants in China, Europe and the United States. ...

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The Magnetic Properties of Platinum Metals and Alloys ...

Alloys of platinum with small amounts of manganese, iron, cobalt and nickel were described by Bozorth, Davis and Wernick of Bell Laboratories to the International Conference on Magnetism in 1961 and were compared with similar palladium-based alloys ().For the platinum alloys effects are much weaker (the highest Curie temperature for a 1 per cent alloy (Co or Fe) is ~I7°K as …

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Platinum (Pt) - What is Platinum, Platinum Uses & Properties

Properties of Platinum. Physically, platinum is a soft, lustrous, silver-coloured metal. It is highly dense (21.5 g/cc), malleable and ductile (there is an ongoing debate if it is the most ductile). It is also highly corrosion resistant and has a high boiling point ( around 1700 degrees Celsius or 3220 degrees Fahrenheit).

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Platinum Social Science Grade 5 - dorks.com

Download Ebook Platinum Social Science Grade 5 Tin, a chemical element belonging to the carbon family, Group 14 (IVa) of the periodic table. It is a soft, silvery white metal with a bluish tinge, known to the ancients in bronze, an alloy with copper.

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USGS Mineral Resources Program Platinum-Group …

million (ppm) platinum. Today, the average grade of PGE in ores mined primarily for their PGE concen-trations range from 5 to 15 ppm. Over 100 minerals contain PGE as an essential component. In most rocks, platinum-group minerals are very small, ranging in size from less than a micron to a few hundred microns in diameter.

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Group Ten Metals breaks new ground in the search for ...

The inferred mineral resources totaled 2.4 million ounces palladium, platinum, rhodium, and gold plus 1.1 billion pounds of nickel, copper, and cobalt within 157 million tonnes at an average grade of 0.45% total nickel equivalent ("NiEq") (equal to 1.20 g/t palladium equivalent, or "PdEq") using a 0.20% NiEq cut-off grade.

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