James 5:3 (King James Version)
3Your gold and silver is cankered; and the rust of them shall be a witness against you, and shall eat your flesh as it were fire. Ye have heaped treasure together for the last days.
http://www.zerohedge.com/article/rust-discovered-bank-russia-issued-999-gold-coins
Here's a head scratcher: as everyone knows from elementary chemistry courses, gold is the most inert metal in the world - it does not rust, nor corrode. Yet this is precisely what Russian commercial precious metal trading company, International Reserve Payment System, discovered on thousands of (allegedly) 999 gold coins "St George" (pictured insert) issued by the Central Russian Bank.