Barrick's South Arturo loses top spot, two other Barrick mines dropped from top 10 ranking.
Polymetal Mining News
The proposed ban would last from May 1 to Oct. 31 this year.
Polymetal increased its ore reserves by 15 percent last year to 24 million ounces of gold equivalent.
The plan includes 19 years of open-pit mining in 2019-2037.
Deal is part of Chaarat’s intention of becoming a major regional player in Central Asia, with an annual production of 1 million ounces, which aims to reach through acquisitions.
The gold miner has given up on Kumtor and decided to focus its efforts on completing a deal for Armenia-based Kapan Mining instead
The top 10 ranking of the lowest all-in cost gold mines in the world – former US president Herbert Hoover was once in charge of no. 8 on the list.