18世纪末,在车里雅宾斯克州的南乌拉尔发现了科奇卡尔金矿床。开采的第一年(1845年),砂金矿的产金量超过36磅(1磅=0.45kg。 1886年,采矿工程师泽连科夫在乌斯片斯基砂金矿建成了第一座能够精选含金矿石的小工厂。伟大的十月社会主义革命把科奇卡尔的天然财富交还了人民。 1920年,乌拉尔黄金生产联合公司的专家们编制出科奇卡尔砂金矿扩建的设计。但是,由于国内严重的经济形势、缺乏技术和 In the late 18th century, the Kokchkar gold deposit was discovered in South Urals, Chelyabinsk region. In the first year of mining (1845), gold and gold mined more than 36 pounds (1 pound = 0.45 kg.) In 1886, mining engineer Zlínkov built the first block in the Usługowskiy Gold Mine A small factory capable of concentrating gold ore, and the great October socialist revolution returned the natural wealth of Cochkar to the people. In 1920, experts from Ural Gold Production Union compiled a design for the expansion of the Kochkar Gold Mine However, due to the serious economic situation in China, the lack of technology and