Platinum

The hexachloroplatinate ionThe anion of Zeise's saltDichloro(cycloocta-1,5-diene)platinum(II)Cisplatin1,000 cubic centimeters of 99.9% pure platinum, worth about US$696,000 at 29 Jun 2016 pricesAverage price of platinum from 1992 to 2012 in US$ per troy ounce (~$20/g)