Platinum | Minerals Education Coalition

    Platinum is found in its pure native form or in platiniridium, a natural alloy of platinum and iridium. Platinum is present in thin sulfide layers in certain mafic igneous bodies and is mined in Canada, Russia, South Africa, the USA, Zimbabwe and Australia. Some platinum is obtained as a by-product of copper and nickel processing.

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    List of Platinum materials that can be refined or recycled

    Platinum is a very expensive metal that can be turned into cash. At Platinum Refineries, we extract and refine platinum and from various materials. A complete list of Platinum .

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    Platinum Jewelry | FTC Consumer Information

    Platinum jewelry with 15% to 50% base metals also may be labeled "platinum." These platinum/base metal alloys contain from 50 to 85% pure platinum, but the total of pure platinum and other platinum group metals is less than 95%. Labels for this jewelry should include the amounts of pure platinum and other metals in the piece using the full ...

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    CHM 116 C. 23 Flashcards | Quizlet

    A) the former always contain some carbon. B) the former always contain some iron. C) the former always have semiconductor properties. D) the atomic ratios of the constituent elements in the former are not fixed and may vary over a wide range. E) the former never contain a transition element.

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    Platinum - Wikipedia

    Platinum is an extremely rare metal, occurring at a concentration of only 0.005 ppm in Earth's crust. It is sometimes mistaken for silver. Platinum is often found chemically uncombined as native platinum and as alloy with the other platinum-group metals and iron mostly.

    Pronunciation: /ˈplætɪnəm/ ​(PLAT-ə-nəm)
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    Platinum-Group Metal - an overview | ScienceDirect Topics

    M. ElGuindy, in Encyclopedia of Materials: Science and Technology, 2001. The platinum group metals (PGM), consist of six elements: platinum, palladium, rhodium, iridium, ruthenium, and osmium. Naturally occurring minerals of PGM may contain the six elements with predominance to either platinum or palladium and varying amounts of the others.

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    Platinum group | chemical element group | Britannica

    Virtually all platinum-group metals are recovered from copper or nickel sulfide minerals, which are concentrated by flotation separation. Smelting of the concentrate produces a matte that is leached of copper and nickel sulfides in an autoclave. The solid leach residue contains 15 to 20 percent platinum-group .

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    Phrases that contain the word: platinum group

    Looking for phrases related to the word platinum group? Find a list of matching phrases on Phrases! The Web's largest and most authoritative phrases and idioms resource.

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    What are Platinum Group Metals (PGMs)? - The Balance

    Dec 10, 2018 · The platinum group metals (PGMs) are six transitional metal elements that are chemically, physically, and anatomically similar. The PGMs are the densest known metal elements. Exceptionally rare, the six metals naturally occur in the same ore bodies. They are highly durable and, due to their high value, often recycled, giving them long life cycles.

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    US4261742A - Platinum group metal-containing alloys ...

    This invention relates to platinum group metal-containing alloys and to uses of such alloys. In particular, the invention relates to platinum group metal-containing superalloys and to their uses. In particular, superalloys according to the present invention consist apart from impurities, of: (a) 5 to 25 wt % chromium, (b) 2 to 7 wt % aluminium, (c) 0.5 to 5 wt % titanium, (d) at least one of ...

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    Food of the Gods - Halexandria

    Aug 29, 2011 · Recently, however, with regards to the Food of the Gods (as well as with regards to the ORMUS, White Powder of Gold, Philosopher's Stone, Elixir of Life, the Ark of the Covenant, Alchemy, Secrets, Transmutation, Biological and otherwise, and, of course, giving my regards to Broadway), there is a new kid on the block, a new development that ...

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    Platinum: compounds information - Periodic table

    This section lists some binary compounds with halogens (known as halides), oxygen (known as oxides), hydrogen (known as hydrides), and some other compounds of platinum. For each compound, a formal oxidation number for platinum is given, but the usefulness of this number is limited for p .

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    Platinum Group Metal-containing Alloy (i.e., Contains Pt ...

    Jul 24, 2014 · Search for Platinum Group Metal-containing Alloy (i.e., Contains Pt, Pd, Rh, Ru, Ir, Or Os) Patents and Patent Applications (Class 205/257) Filed with the USPTO

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    Platinum Group Element - an overview | ScienceDirect Topics

    These layered intrusions host magmatic ore deposits containing most of the world's economic concentrations of platinum group elements, nickel, and chromium ± copper, gold, and cobalt. These deposits are mined primarily for their platinum, palladium, rhodium, nickel, and chromium contents.

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    US4061495A - Platinum group metal-containing alloy ...

    This invention relates to platinum group metal-containing alloys comprising, apart from impurities: A. at least 40 wt.% nickel or at least 40 wt.% cobalt; B. a trace to 30 wt.% chromium; and C. a trace to 15 wt.% of one or more of the metals platinum, palladium, rhodium, iridium, osmium and ruthenium.

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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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    Where Are the Largest Platinum Deposits in the World? - US ...

    In addition to those metals, Bushveld Igneous Complex is home to the largest reserves of platinum group metals in the world. The platinum group metals contain palladium, osmium, iridium, rhodium, ruthenium, and, of course, platinum. Precious metals were first .

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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, 6 and 7).

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    Understanding and Improving Platinum Anticancer Drugs ...

    Unconventional Platinum Anticancer Agents. Despite the clinical success that has been enjoyed by cisplatin, carboplatin, and oxaliplatin, treatment with these compounds inflicts a number of deleterious side-effects ().Among those affecting patient quality of life are nephrotoxicity, fatigue, emesis, alopecia, ototoxicity, peripheral neuropathy, and myelosupression (24, 25).

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    Rare Earth Metals From Asteroids | Astronomy Source

    Asteroids contain an abundance of valuable resources including platinum, gold, iron, nickel, rare earth metals and water. At present around 9,000 known asteroids travelling in an orbit close to Earth's have been identified, with around 1,000 new ones being discovered each .

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    Platinum: The mineral native Platinum information and pictures

    Natural Platinum is fairly impure. It is always associated with small amounts of other elements such as iron, gold, copper, and nickel, and may also contain the rare metals iridium, osmium, rhodium, and palladium. These impurities can lower its specific gravity to as much as 14, whereas pure elemental platinum is 21.4.

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