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芬兰的有色矿山开采始于1681年,1975年达到最高峰,全国年产矿石量达到700余万吨,以后由于金属价格下跌和资源等条件的影响,产量逐年下降,到1986年只剩下8个主要生产矿山,生产矿石量410余万吨。绝大部分均为年产30～40万吨的中小型矿山,最大的两个矿山维汉蒂和皮海萨尔米(1986年产量前者113万
Finland’s non-ferrous mining started in 1681 and reached a peak in 1975 with an annual output of more than 7 million tons of ore in the country. Since then, the output has been declining year by year due to the drop in metal prices and resources, leaving only 8 A major production mines, the production of ore more than 410 million tons. The vast majority are small and medium-sized mines with an annual output of 300,000 to 400,000 tons. The two largest mines, Vihtiti and Pinha Salmi (the former of which was 1.13 million in 1986