根据保持矿产资源开采总量与社会、经济发展水平相适应和供需总量基本平衡的原则,结合国家矿业宏观调控政策,从本省矿产资源特点、经济技术条件及矿业开发的实际,对主要矿产的产、供、需进行了预测。规划期内,禁止开采金刚石砂矿、砂金等矿产;限制开采蓝宝石、石膏、滑石、水泥 According to the principle of maintaining the total amount of mineral resources mining and social and economic development and the basic balance between supply and demand, combined with the national macro-control policies of mining, from the characteristics of the province’s mineral resources, economic and technological conditions and the actual development of mining, the main mineral Production, supply, need to be predicted. During the planning period, it is forbidden to exploit diamond sand, gold and other minerals; the exploitation of sapphire, gypsum, talc, cement