Rhodium is a transition metal with high resistance to corrosion. It is a member of the platinum group, and mainly used to harden alloys of platinum and palladium. It is also used in automobile catalytic converters. Rhodium is found often in types of jewelry, giving it a silvery-white appearance. It can be used to coat sterling silver, to prevent tarnishing from the build up of silver sulfide.
North American Palladium (AMEX: PAL) - http://www.napalladium.com/ - Canada's largest producer of palladium, they also produce platinum group metals as a byproduct.
Anglo American (LON: AAL) - http://www.angloamerican.co.uk/ourbusiness/thebusinesses/platinum/ - Their Anglo Platinum subsidiary specializes in all the platinum group elements, including rhodium.
Anglo Platnium (JNB: AMS) - http://www.angloplatinum.com/
Norilsk Nickel (OTC: NILSY) - http://www.nornik.ru/en/production/product_type/pt30/ - Rhodium powder
Ruiyuan Group Limited - http://www.riyngroup.com/?en-p-l-39-1.html - Chlorotri rhodium, carbonyl triphenylphosphine rhodium, rhodium chloride hydrate, rhodium sulfate, rhodium trihydroxide, rhodium oxide, rhodium oxide hydrate, rhodium nitrate dyhydrate, rhodium nitrate, and rhodium carbon
Anooraq Resources Corporation (AMEX: ANO) - Their Plateau Resources subsidiary produces platinum group metals through their Ga-Phasha, Boikgantsho, and Kwanda projects in South Africa.
Rhodium News 2009-10-12 - (pm) - How to invest in rhodium
2009-01-07 - (sp) - When you buy, invest or trade rhodium - Watch the spreads!
2008-04-10 - (nu) - Rhodium investment: The rarest of precious metals