地方小矿山,一般指县办国营矿山和乡镇集体矿山,规模一般日产矿石300吨以下。这种矿山虽然规模小,但其数量多,矿产品产量之和在总的矿产品数量中所占的比重是不小的.以有色金属而言,全国约占25%,广西约占30%以上;从矿山数量来说,广西有900多个。有的县,小矿山的产值、税利占全县工业产值、税利的80%以上。因此,在开发矿业中,无论从 Local small mines, generally refers to the county-owned state-owned mines and township collective mines, the size of the general ore 300 tons below. Although this kind of mine is small in scale, its quantity is large, and the sum of the output of mineral products is not small in the total amount of mineral products .In non-ferrous metals, the country accounts for about 25%, Guangxi about 30% Above; from the number of mines, Guangxi has more than 900. Some counties, small mines output value, tax revenue accounted for the county industrial output value, tax and profit of more than 80%. Therefore, in the development of mining, no matter from