The Independent Authority for Precious Metals, the London Bullion Marketing Association (LBMA) is launching an Incident Review Process regarding allegations relating to The Perth Mint.
The Perth Mint says there's no question about the gold purity and value of the gold bars its has sold to customers in China.
It also says at all times the one-kilogram bars it produced and sold contained at least 99.99% gold, as per their specifications.
LBMA says any incident or issues that may impact the credibility of the Good Delivery List and the wholesale precious metals market are treated very seriously, and the Process is of high priority.