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The platinum-group metals (PGMs), also known as 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 ...
This makes the extraction of the non-radioactive isotope from spent nuclear fuel possible after a few years of storage, although the extract must be checked for radioactivity from trace quantities of other elements before use. [1] The radioactivity in MBq per gram of each of the platinum group metals which are formed by the fission of uranium.
Platinum is an extremely rare metal, [26] occurring at a concentration of only 0.005 ppm in Earth's crust. [27] [28] 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.
Lonmin plc, formerly Lonrho plc, was a British producer of platinum group metals operating in the Bushveld Complex of South Africa. It was listed on the London Stock Exchange. Its registered office was in London, and its operational headquarters were in Johannesburg, South Africa. [2]
Iridium-group platinum-group elements (IPGEs: Os, Ir, Ru). Subcategories. This category has the following 6 subcategories, out of 6 total. I. Iridium (2 C, 9 P) O.
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