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Stillwater Mining Company is engaged in the development, extraction, processing, refining and marketing of palladium, platinum and associated metals (platinum group metals or PGMs) from a geological formation in the Stillwater igneous complex in south central Montana known as the J-M Reef and from the recycling of spent catalytic converters.
He subsequently founded the American Platinum Works in 1903 and acquired several other companies. In 1904, he purchased Baker & Co., a platinum smelting and refining business located in Newark and in 1905, he established Hanovia Chemical and Manufacturing Company also in Newark. Engelhard became the world's largest refiner and fabricator of ...
Pages in category "Platinum mining companies" The following 12 pages are in this category, out of 12 total. This list may not reflect recent changes. A.
Beginning in 1957, the company published the journal Platinum Metals Review with the support of the Rustenburg Platinum Mines. [7] [8] In the 1960s Johnson Matthey formed a subsidiary, Johnson Matthey Bankers (JMB), which took its seat in the London Gold Fixing. In the early 1980s the bank expanded its activities outside the bullion business ...
Sibanye-Stillwater has established itself as one of the world's largest primary producers of platinum, palladium, and rhodium and is also a top-tier gold producer. It produces other platinum group metals (PGMs) such as iridium and ruthenium, along with chrome, copper and nickel as by-products. The Group has recently begun to build and diversify ...
An example of a Valcambi minted gold bar. Valcambi is a precious metals refining company located in Balerna, Switzerland, and a subsidiary of Rajesh Exports Limited.Valcambi is owned by European Gold Refineries, which is owned by Global Gold Refineries AG, which in turn is 95% owned by REL Singapore PTE Ltd. and 5% by Rajesh Exports Limited India.
Anglo American plc is a British multinational mining company with headquarters in London, England.It is the world's largest producer of platinum, with around 40% of world output, as well as being a major producer of diamonds, copper, nickel, iron ore, polyhalite and steelmaking coal.
The company also owns or has interest in the Two Rivers mine and the Marula mine in the South Africa Bushveld Igneous Complex and the Mimosa mine and Zimplats in Zimbabwe, as well as the Impala Refining Services which smelts and refines metals for other companies.