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大连地处辽东半岛南端,辖五县五区,在12574平方公里的范围里,初步查明有石灰岩、大理石、花岗石、石英砂岩、石棉、粘土和目前我国已提交储量最大的金刚石等三十多种非金属矿产资源。现有国营和集体等矿山1623座,年产各种非金属矿产1995万吨,为冶金、建材、化工、食品工业的发展提供了优越的物质前提。但是,由于历史原因,多年来,在资源开发利用上,缺乏管
Dalian is located in the southern tip of the Liaodong Peninsula, jurisdiction over the five districts and five counties in the area of 12,574 square kilometers, initially identified with limestone, marble, granite, quartz sandstone, asbestos, clay and China has now submitted the largest reserves of diamond III More than 10 kinds of non-metallic mineral resources. The existing state-owned and collective mines 1623, with an annual output of various types of non-metallic mineral 1995 tons, for metallurgy, building materials, chemicals, food industry provides superior material premise. However, due to historical reasons, over the years, there has been a lack of resources in resource development and utilization