The London Bullion Market Association sets the gold fix twice a day and the silver fix once a day.

FORBES: FOCUS: News Of Possible Probe Of London Fixings Raises Eyebrows In Gold Market

The rumor is that some large bullion banks used the Bernanke non-QE mention as a cover to try to create a gold and silver bear market.

FORBES: The Benefits Of Being 'Long-Term Greedy'