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最近,江苏省地矿部门在徐州市新沂境内发现一座大型瓷石矿,矿石储量超过1亿t,是苏北地区最大的瓷石矿。该矿具有矿体浅、易开
Recently, the Department of Geology and Mineral Resources of Jiangsu Province found a large-scale porcelain stone mine in Xinyi City, Xuzhou City. Its ore reserves exceeded 100 million tons, making it the largest porcelain stone mine in northern Jiangsu. The ore has a shallow ore, easy to open