Platinum-group metals are useful as a two-fold anticancer and antibacterial agent. The most relevant among organoiridium coordination compounds are the coordination compounds of iridium (III). In the case of osmium coordination compounds, there exist osmium (II) and osmium (VI) as anticancer and antimicrobial agents.

many molten oxides, the platinum group metals (pgms): iridium, platinum and rhodium are widely used for high-temperature applications involving simultaneous chemical attack and mechanical load-ing (1). Although iridium is more sensitive to oxidation than platinum or rhodium, it is the most chemically resistant of all metals. Its resistance to

The platinum group metals (PGMs) are among the rarest mineral commodities in Earth's crust. They include iridium, osmium, …

Total worldwide reserves of platinum group metals are estimated to be some 70,000 metric tons. Almost all of it, some 90 percent, is located in the Earth's crust of South Africa. Far behind it ...

Element Platinum (Pt), Group 10, Atomic Number 78, d-block, Mass 195.084. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. ... of separating and refining the platinum group metals and in 1879 Matthey produced a standard metre measure made of a platinum and iridium alloy. Platinum compounds …

Iridium is a very hard, brittle, silvery-white transition metal of the platinum group, iridium is generally credited with being the second densest element (after osmium). It is also the most corrosion-resistant metal, even at …

PLATINUM-GROUP METALS (Palladium, platinum, iridium, osmium, rhodium, and ruthenium) [Data in kilograms of contained platinum-group metals (PGMs) unless otherwise noted] Domestic Production and Use: One company in Montana produced PGMs with an estimated value of about . $880 million. Small quantities of primary PGMs also …

MRT™ Platinum Group Metal Refining Systems have Proven to be Very Advantageous for a Large Number of PGM Refining Applications. Examples of the application of MRT™ for platinum group metal refining include cost-effective, efficient and green recovery of individual platinum group metals from primary ores, copper refinery byproduct sludge …

The platinum group metal (PGM) has been on a tear over the past three months, rising nearly three-and-a-half fold since Dec. 18, when it stood at $1,760/oz. The Platts New York Dealer iridium price rose to $5,750-$6,150/oz for the March 12-18 period, from $5,000-$5,750/oz the week prior.

One of the less well-known members of the platinum group, iridium possesses quite remarkable chemical and physical properties. It is not only the most resistant of all metals to corrosion, insoluble in all mineral acids including aqua regia and unattacked by other molten metals or by silicates at high temperatures, but has a very high melting point and is the …

Iridium is a hard and lustrous member of the platinum group metals which displays high stability in high temperature conditions and in chemical environments. The metal in its raw and pure state is …

Iridium is a chemical element; it has symbol Ir and atomic number 77. A very hard, brittle, silvery-white transition metal of the platinum group, it is considered the second-densest naturally occurring metal with a density of 22.56 g/cm3 as defined by experimental X-ray crystallography. It is one of the most corrosion-resistant metals, even at temperatures as …

The catalytic properties of the six platinum group metals (PGM)– iridium, osmium, palladium, platinum, rhodium, and ruthenium – are outstanding. Platinum's wear and …

Iridium, chemical element, one of the platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic table. It is very …

The platinum-group elements (PGEs)—platinum, palladium, rhodium, ruthenium, iridium, and osmium—are metals that have similar physical and chemical properties and tend to occur together in nature. PGEs are indispensable to many industrial applications but are mined in only a few places. The availability and accessibility of PGEs could be disrupted …

The PGM iridium, osmium, palladium, platinum, rhodium, and ruthenium are commonly found together in ores, along with silver, gold and base metals. To understand how they …

iridium (Ir), chemical element, one of the platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic table.It is very dense and rare and is used in platinum alloys. A precious, silver-white metal, iridium is hard and brittle, but it becomes ductile and can be worked at a white heat, from 1,200° to 1,500° C (2,200° to 2,700° F).

PLATINUM-GROUP METALS (Palladium, platinum, iridium, osmium, rhodium, and ruthenium) (Data in kilograms of platinum-group-metal content unless otherwise noted) Domestic Production and Use: One company in Montana produced approximately 18,000 kilograms of platinum-group metals (PGMs) with an estimated value of about $1.1 billion.

The Platinum Standard High time for hydrogen: Opportunities for PGMs | 8 Mined supply of platinum, iridium and ruthenium is heavily skewed towards South Africa. The Merensky and UG2 orebodies are the highest-grade resources of these key catalyst metals and are forecast to produce 73%, 83% and 91% respectively of global primary supply in 2023.

Platinum group - Alloys, Properties, Uses: The mechanical properties of the six platinum metals differ greatly. Platinum and palladium are rather soft and very ductile; these metals and most of their alloys can be …

Platinum–iridium, alloy of platinum containing from 1 to 30 percent iridium, used for jewelry and surgical pins. A readily worked alloy, platinum–iridium is much harder, stiffer, and …

Palladium, rhodium, iridium, osmium, and ruthenium are the other members of the group. Platinum mining is an extremely lucrative industry (Credit: Ryanj93/Wikipedia) Part of the platinum group metals, the precious metal is widely used across automotive, medical and electronics industries, along with jewellery …

Iridium is a platinum-group metal. In 2023, the global demand for iridium for chemical uses amounted to approximately 30,000 ounces, while electrochemical applications used around 104,000 ounces ...

Platinum alloys containing other platinum group metals (pgms), gold and some base metals present a variety of workable materials that demonstrate high strength, increased hardness and springiness. Many of ... Platinum-Iridium Alloys Pt-Ir alloys are noticeably harder and stronger than Pt-Pd. Pure Ir is fairly hard. Additions of Ir to Pt result

Anti-pollution role. While the six metals that make up the platinum group – ruthenium, rhodium, palladium, osmium, iridium and platinum – have been extracted from Australian soil before, they ...

XRF Helps Meet the Platinum Group Metals Mining Challenge. By Ali Somarin 12.02.2014. The six platinum group metals (PGMs), which are platinum (Pt), palladium (Pd), rhodium (Rh), iridium (Ir), ruthenium (Ru) and osmium (Os) are structurally and chemically similar elements that occur together in nature, typically in ores containing …

Facts about PGMs. » The six metals. » Iridium. The rarest of the PGMs, iridium is second only to osmium as the densest element and is the most corrosion resistant known. It is white with a yellowish hue.

Our global team of Platinum Group Metal experts support our customers to effectively source and manage PGMs, enabling their sustainable and circular use.

The global reserves of platinum-group metals (PGMs; including ruthenium, rhodium, palladium, osmium, iridium, and platinum) presented no significant variations in the last decade, with a slight ...

Iridium is a transition metal of the platinum family with the symbol Ir and atomic number 77 in the periodic table. Iridium is a hard, lustrous, brittle, dense transition metal of the platinum family. ... It is one of the lesser-known members of the platinum group, iridium possesses quite remarkable physical and chemical properties.