With total reserves of around 26.7 million tonnes of copper, Udokan is the largest undeveloped copper deposit in Russia and one of the biggest in the world.
Now, some warehouse firms are pushing the idea of replacing all rules with one that obliges warehouses to load out 1.5 percent of total stocks per day.
The Central Asia-focused explorer and developer said Tulkubash’s measured and indicated resource is now over 1.4 million ounces of gold, while the grade also rose 57% to 1.35g/t gold.