The LME has sent a directive to all suppliers asking them to detail how they guarantee “responsible sourcing” of the commodities they trade in the exchange.
The two firms are just the latest names in a long list of companies that includes major players such as Rio Tinto, interested in grabbing a stake in Chile’s Chemical and Mining Society (SQM).
Russia's gold-trading banks trying to increase presence in Asian markets, especially since demand for Russian gold in European trading hubs slow since 2014.
