The problems from illegal mining in some parts of the world extend well beyond the local level. Illegally mined gold often needs to be smuggled long distances across many borders before it can be sold.
A video circulating on social media shows what appears to be a man in custody in an office with authorities photographing two LBMA-style 12.5 kg gold bars laying out on a desk.
Border police in India have arrested a woman attempting to cross the border wearing 2 kg of gold bars under her clothes.
Customs authorities have seized more than 604 kilograms of gold at Mumbai airport alone over the last year.
Customs officials in Delhi announced the discovery of seven kilos in gold bars stashed inside a medical oxygen generator.