questionedithistorytranslationsCurrent version This is the accepted version. added by Ts Jan. 24, 2018, 11:29 a.m. Which of these metals is a precious metal? CalciumIronSilverTantalumA precious metal is a rare, naturally occurring metallic chemical element of high economic value. They are usually ductile and have a high lustre. Historically, precious metals were important as currency, but are now regarded mainly as investment and industrial commodities. Gold, silver, platinum, and palladium each have an ISO 4217 currency code.TsShare and bring new players to the game!0Very uninterestingToo difficultPoorly writtenIncorrect or questionableCorrect this questionwikipedia → Precious metal3Very interesting! wikipedia → Precious metalreach: rather globalchemistryelementsVotes +1 Very interesting! M +1 Very interesting! Kampfgraff +1 Very interesting! Fabienne