一、概况湘潭锰矿是我国锰原料的重要基地之一。至今已有七十三年的历史,解放前采用露天手工开采方式,其开采锰砂约32万吨。解放后,经过三次扩建,由手工作业逐步发展为半机械化、机械化生产,一九五○年至一九八五年累计开采锰矿石近670万吨。 First, the overview Xiangtan manganese ore is one of the important base of China’s manganese raw materials. So far, it has a history of seventy-three years. Before the liberation, the open-pit manual mining method was adopted, and the manganese sand was mined at about 320,000 tons. After the liberation, after three times of expansion, the manual operation gradually developed into semi-mechanized and mechanized production, and a total of 6.7 million tons of manganese ore were mined from 1950 to 1985.