Platinum Group Encyclopedia

  • Encyclopedia of Chemical Technology - Platinum Metals ...

    “Encyclopedia of Chemical Technology” con- tains sections covering the platinum group metals and their compounds. essentially quantitative, with an 88 per cent yield after recrystallisation. Other work on nitrile hydration, not involving the platinum group metals, has …

  • Platinosis | definition of platinosis by Medical dictionary

    A skin disease called platinosis affects those who have worked in the platinum industry, but Dr Pearce said the levels found by the M6 were not high enough to cause this.

  • Platinum - Wikipedia

    Platinum is a member of the platinum group of elements and group 10 of the periodic table of elements. It has six naturally occurring isotopes . It is one of the rarer elements in Earth's crust , with an average abundance of approximately 5 μg /kg.

  • Platinum - definition of platinum by The Free Dictionary

    Define platinum. platinum synonyms, platinum pronunciation, platinum translation, English dictionary definition of platinum. n. A trademark for a certification indicating that a recording, such as an album of music, has sold a million copies.

  • Platinum Group Metal-Catalysed Carbonylation as the Basis ...

    The most effective carbonylation catalysts are based on platinum group metals (pgms) such as rhodium, iridium and palladium. The aim of this article is to review and discuss pgm-catalysed carbonylation as the basis of a new generation of alternative GTL processes.

  • Platinum group element (PGE) geochemistry to understand ...

    Platinum group elements show strong siderophile and chalcophile affinity. Base metal sulfides control the PGE budget of the Earth’s mantle. Mantle xenoliths contain two types of sulfide populations: (1) enclosed within silicate minerals, and (2) interstitial to the silicate minerals.

  • Palladium - Simple English Wikipedia, the free encyclopedia

    Palladium is a chemical element.It has the chemical symbol Pd.It has the atomic number 46. It is a metal.It is silver white. In chemistry it is placed in a group of metal elements named the transition metals.It is also part of the platinum group.. Palladium has similar chemistry to platinum. It is extracted from (made by taking from) some copper and nickel ores.

  • Platinum financial definition of Platinum

    Platinum Group Metals is now drilling with three machines in the Western Bushveld and will be releasing updated drilling information shortly.

  • Rhodium - Simple English Wikipedia, the free encyclopedia

    Rhodium is a chemical element.It has the chemical symbol Rh.It has the atomic number 45. It is a rare metal.It is silver white and hard. In chemistry it is placed in a group of metal elements named the transition metals.It is also part of the platinum group.Rhodium is found in platinum ores.. Rhodium is used as a catalyst in some platinum alloys.It is the most expensive precious metal.

  • Platinum group | Article about Platinum group by The Free ...

    Platinum Group Metals (or platinum metals), chemical elements of the second and third triads of Group VIII of the Mendeleev periodic system. The group includes the light metals ruthenium (Ru), rhodium (Rh), and palladium (Pd), with a density of about 12 g/cm3, and the heavy metals osmium (Os), iridium (Ir), and platinum (Pt), with a density of about 22 ...

  • Star Platinum | JoJo's Bizarre Encyclopedia | FANDOM ...

    Star Platinum (スタープラチナ(の) Sutā Purachina) is the Stand of Jotaro Kujo. Among the very first Stands introduced, it is featured along with Jotaro in three parts of the series, most prominently in Stardust Crusaders.

  • Platinum group | chemical element group | Britannica.com

    …the elements listed above, the platinum group also includes rare mineral alloys such as iridosmine. The members of this group are harder than the metals of the gold group …

  • Platinum-Group Mineral Occurrences and Platinum-Group ...

    Alaskan-type complexes commonly contain primary platinum-group element (PGE) alloys and lack base-metal sulfides in their dunite and chromite-bearing rocks. They could therefore host PGE deposits with rare sulfide mineralization. A detailed scanning electron microscope investigation on dunites from the Xiadong Alaskan-type complex in the southern Central Asian Orogenic Belt revealed: various ...

  • Compounds and Elements | Encyclopedia.com

    Find facts and information about Compounds and Elements from trusted sources at Encyclopedia.com

  • Platinum Group Metals and Compounds - Renner - - Major ...

    The full text of this article hosted at iucr.org is unavailable due to technical difficulties.

  • Origin of Platinum Group Minerals (PGM) Inclusions in ...

    If platinum-group elements (PGE) were still present in solid chromite as dispersed atomic clusters, they could easily convert into discrete PGM inclusions splitting off the chromite during its re-crystallization under slow cooling-rate.

  • * Platinum Group (Jewelry) - Definition,meaning - Online ...

    Platinum Group Metaks The Platinum Group Metals (abbreviated PGM) are the precious metals platinum, iridium , palladium, ruthenium, rhodium, and osmium. They are all rare (platinum and palladium are the most common) and expensive; they are also often found tog ether in nature.

  • Johnnie Harrison Taylor (1934–2000) - Encyclopedia of Arkansas

    Johnnie Harrison Taylor was a popular gospel and rhythm and blues singer, known as the “Philosopher of Soul,” whose recording career spanned forty-six years. His single, “Disco Lady,” was the first single ever to be certified platinum.

  • INORGANIC CHEMISTRY: articles in the Encyclopedia of Science

    Related categories. · INDUSTRIAL CHEMISTRY · ORGANIC CHEMISTRY · PHYSICAL CHEMISTRY. Encyclopedia index

  • Group - Bulbapedia, the community-driven Pokémon encyclopedia

    To create a group, players must talk to a man standing in Jubilife City across the street from the Jubilife TV station in Pokémon Diamond, Pearl, and Platinum, or the man in Violet City's Pokémon academy in Pokémon HeartGold and SoulSilver. After the group leader mixes records, those who have mixed records with the leader can join the group ...

  • The First Trust ISE Global Platinum Index ETF (PLTM)

    The First Trust ISE Global Platinum Index ETF seeks investment results generally corresponding to the price + yield performance of the ISE Global Platinum Index, which is designed to provide a benchmark for investors interested in tracking public companies that are active in platinum group metals mining based on revenue analysis of those companies.

  • A review of methods of separation of the platinum-group ...

    1. Introduction1.1.. The importance of the PGMThe platinum-group metals (PGM) are extremely scarce by comparison to the other precious metals which is due both to their low natural abundance and the complex processes required for their extraction and refining.

  • Platinum Mining in Canada | Investing News Network

    Platinum mining in Canada began after the metal was discovered in Ontario in 1888 among nickel–copper ores. It can usually be found alongside other platinum-group metals (PGMs).

  • SAMREC - What does SAMREC stand for? The Free Dictionary

    Platinum Group Metals Ltd.: Western Bushveld Joint Venture Resource Update Once the JV completes a bankable feasibility study the respective interest of the parties will be adjusted to reflect their relative contribution of measured, indicated and inferred ounces determined in accordance with the South African SAMREC …

  • Platinum-Group Metals - Kirk-Othmer Encyclopedia of ...

    The platinum-group metals, ie, platinum, palladium, rhodium, ruthenium, osmium, and iridium, all have high melting points and exceptional corrosion resistance. Platinum, rhodium, and iridium are particularly stable to oxidation at high temperatures. These metals, especially platinum and palladium ...

  • Platinum group - chemeurope.com

    The platinum group (alternatively, the platinum group metals or platinum metals) is a collective name sometimes used for six metallic elements clustered together in the periodic table.These elements are all transition metals, lying in the d-block (groups 8, 9, and 10, periods 5 and 6 — in Mendeleev's original table, this area was called "Group VIII"). ...

  • Psyduck (Pokémon) - Bulbapedia, the community-driven ...

    From Bulbapedia, the community-driven Pokémon encyclopedia. Jump to: ... Pokémon Diamond and Pearl: A group of Psyduck can be found blocking the northern fork of Route 210. ... Platinum : Overwhelmed by enigmatic abilities, it suffers a constant headache. It …

  • Facts About Platinum - Live Science

    Platinum, iridium, osmium, palladium, ruthenium, and rhodium are all members of the same group of metals (called the platinum metals) and share similar properties.

  • Platinum - What does platinum stand for? The Free Dictionary

    Platinum Group Metals Ltd.: South Africa Exploration Update The financial strength rating of A (Excellent) has been placed under review with negative implications for the following operating subsidiaries of Platinum Underwriters Holdings, Ltd.

  • Metal - Wikipedia

    The metal workers involved heated gold with grains of the platinum alloy until the gold melted at which point the platinum group metals became bound within the gold.

  • Rhodium - definition of rhodium by The Free Dictionary

    rhodium - a white hard metallic element that is one of the platinum group and is found in platinum ores; used in alloys with platinum atomic number 45 , Rh metal , metallic element - any of several chemical elements that are usually shiny solids that conduct heat or …

  • Platinum | Encyclopedia.com

    PLATINUM (REVISED) Note: This article, originally published in 1998, was updated in 2006 for the eBook edition. Overview. Platinum is a transition metal in Group 10 (VIIIB) of the periodic table.The periodic table is a chart that shows how chemical elements are related to each other. Platinum is also a member of a group of metals named after itself.

  • Platinum, palladium prices are exploding | MINING.com

    Platinum loads are higher in diesel engines, but on a proportional basis the auto industry represent 50% of total demand with jewellery responsible for the bulk of the remainder.

  • Platinum group - Wikipedia

    An even higher average content of platinum group metals is found in stony meteorites, which are considered analogues of the middle mantle of the earth (the content of platinum group metals in stony meteorites ranges from ten-thouhs to hundred-thouhs of a percent by weight).

  • Title: Thickness dependence of the resistivity of Platinum ...

    Abstract: We report on the thin film resistivity of several Pt group metals (Ru, Pd, Ir, Pt). Pt group thin films show comparable or lower resistivities than Cu for film thicknesses below about 5 nm due to a weaker thickness dependence of the resistivity.