"Although being the world's largest gold producer and consumer, China has never played amajor role in the global gold fixing, " Yu Sun, general manager of Bank of China's Londonbranch, said.

Fixing currencies to gold could also prove destabilizing if any major country failed to maintain domestic monetary and financial stability.

A new technology applied to gold concentrates containing arsenic and sulphur fixing of roasting-cyanidation was studied.