Most expensive metal

Answer 1

Based on monetary value (up to $10,000 USD per ounce) Rhodium, a member of the platinum group, would be the the most precious metal on earth.

Answer 2

Rhodium is currently the most expensive metal, valued for its rarity and use in catalytic converters in vehicles. It can cost significantly more than other precious metals like gold or platinum.

Answer 3

Rhodium and Platinum, though Rhodium tends to be more expensive lately. (Post-2009)

Answer 4

Rhodium this shiny, silvery-colored metal is commonly used for its reflective properties. The average monthly price of rhodium was $1,442 per troy ounce ($46,516 per kilogram) for 2009.

Answer 5

unobtanium (From the movie Avatar)

Answer 6

Rhodium

Answer 7

Platinum